21529581948

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7457}}^1$

素因数の和:7566

約数の個数: 240

約数和(自身を含む): 68728154880

約数和(自身を除く): 47198572932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 67, 76, 81, 84, 108, 114, 126, 133, 134, 162, 171, 189, 201, 228, 252, 266, 268, 324, 342, 378, 399, 402, 469, 513, 532, 567, 603, 684, 756, 798, 804, 938, 1026, 1134, 1197, 1206, 1273, 1407, 1539, 1596, 1809, 1876, 2052, 2268, 2394, 2412, 2546, 2814, 3078, 3591, 3618, 3819, 4221, 4788, 5092, 5427, 5628, 6156, 7182, 7236, 7457, 7638, 8442, 8911, 10773, 10854, 11457, 12663, 14364, 14914, 15276, 16884, 17822, 21546, 21708, 22371, 22914, 25326, 26733, 29828, 34371, 35644, 37989, 43092, 44742, 45828, 50652, 52199, 53466, 67113, 68742, 75978, 80199, 89484, 103113, 104398, 106932, 134226, 137484, 141683, 151956, 156597, 160398, 201339, 206226, 208796, 240597, 268452, 283366, 313194, 320796, 402678, 412452, 425049, 469791, 481194, 499619, 566732, 604017, 626388, 721791, 805356, 850098, 939582, 962388, 991781, 999238, 1208034, 1275147, 1409373, 1443582, 1498857, 1700196, 1879164, 1983562, 1998476, 2416068, 2550294, 2818746, 2887164, 2975343, 2997714, 3497333, 3825441, 3967124, 4228119, 4496571, 5100588, 5637492, 5950686, 5995428, 6994666, 7650882, 8456238, 8926029, 8993142, 9492761, 10491999, 11476323, 11901372, 13489713, 13989332, 15301764, 16912476, 17852058, 17986284, 18985522, 20983998, 22952646, 26778087, 26979426, 28478283, 31475997, 35704116, 37971044, 40469139, 41967996, 45905292, 53556174, 53958852, 56956566, 62951994, 66449327, 80334261, 80938278, 85434849, 94427991, 107112348, 113913132, 125903988, 132898654, 160668522, 161876556, 170869698, 188855982, 199347981, 256304547, 265797308, 283283973, 321337044, 341739396, 377711964, 398695962, 512609094, 566567946, 598043943, 768913641, 797391924, 1025218188, 1133135892, 1196087886, 1537827282, 1794131829, 2392175772, 3075654564, 3588263658, 5382395487, 7176527316, 10764790974, 21529581948]

約数ペア:

[(1, 21529581948), (2, 10764790974), (3, 7176527316), (4, 5382395487), (6, 3588263658), (7, 3075654564), (9, 2392175772), (12, 1794131829), (14, 1537827282), (18, 1196087886), (19, 1133135892), (21, 1025218188), (27, 797391924), (28, 768913641), (36, 598043943), (38, 566567946), (42, 512609094), (54, 398695962), (57, 377711964), (63, 341739396), (67, 321337044), (76, 283283973), (81, 265797308), (84, 256304547), (108, 199347981), (114, 188855982), (126, 170869698), (133, 161876556), (134, 160668522), (162, 132898654), (171, 125903988), (189, 113913132), (201, 107112348), (228, 94427991), (252, 85434849), (266, 80938278), (268, 80334261), (324, 66449327), (342, 62951994), (378, 56956566), (399, 53958852), (402, 53556174), (469, 45905292), (513, 41967996), (532, 40469139), (567, 37971044), (603, 35704116), (684, 31475997), (756, 28478283), (798, 26979426), (804, 26778087), (938, 22952646), (1026, 20983998), (1134, 18985522), (1197, 17986284), (1206, 17852058), (1273, 16912476), (1407, 15301764), (1539, 13989332), (1596, 13489713), (1809, 11901372), (1876, 11476323), (2052, 10491999), (2268, 9492761), (2394, 8993142), (2412, 8926029), (2546, 8456238), (2814, 7650882), (3078, 6994666), (3591, 5995428), (3618, 5950686), (3819, 5637492), (4221, 5100588), (4788, 4496571), (5092, 4228119), (5427, 3967124), (5628, 3825441), (6156, 3497333), (7182, 2997714), (7236, 2975343), (7457, 2887164), (7638, 2818746), (8442, 2550294), (8911, 2416068), (10773, 1998476), (10854, 1983562), (11457, 1879164), (12663, 1700196), (14364, 1498857), (14914, 1443582), (15276, 1409373), (16884, 1275147), (17822, 1208034), (21546, 999238), (21708, 991781), (22371, 962388), (22914, 939582), (25326, 850098), (26733, 805356), (29828, 721791), (34371, 626388), (35644, 604017), (37989, 566732), (43092, 499619), (44742, 481194), (45828, 469791), (50652, 425049), (52199, 412452), (53466, 402678), (67113, 320796), (68742, 313194), (75978, 283366), (80199, 268452), (89484, 240597), (103113, 208796), (104398, 206226), (106932, 201339), (134226, 160398), (137484, 156597), (141683, 151956)]