21240790428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1759}}^1$

素因数の和:2048

約数の個数: 192

約数和(自身を含む): 60403875840

約数和(自身を除く): 39163085412

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 31, 33, 39, 44, 52, 62, 66, 78, 93, 124, 132, 143, 156, 186, 227, 286, 341, 372, 403, 429, 454, 572, 681, 682, 806, 858, 908, 1023, 1209, 1362, 1364, 1612, 1716, 1759, 2046, 2418, 2497, 2724, 2951, 3518, 4092, 4433, 4836, 4994, 5277, 5902, 7036, 7037, 7491, 8853, 8866, 9988, 10554, 11804, 13299, 14074, 14982, 17706, 17732, 19349, 21108, 21111, 22867, 26598, 28148, 29964, 32461, 35412, 38698, 42222, 45734, 53196, 54529, 58047, 64922, 68601, 77396, 77407, 84444, 91468, 91481, 97383, 109058, 116094, 129844, 137202, 154814, 163587, 182962, 194766, 218116, 232188, 232221, 251537, 274404, 274443, 309628, 327174, 365924, 389532, 399293, 464442, 503074, 548886, 599819, 654348, 708877, 754611, 798586, 928884, 1006148, 1006291, 1097772, 1197879, 1199638, 1417754, 1509222, 1597172, 1799457, 2012582, 2126631, 2395758, 2399276, 2835508, 3018444, 3018873, 3598914, 4025164, 4253262, 4392223, 4791516, 5190809, 6037746, 7197828, 7797647, 8506524, 8784446, 10381618, 12075492, 12378083, 13176669, 15572427, 15595294, 17568892, 20763236, 23392941, 24756166, 26353338, 31144854, 31190588, 37134249, 46785882, 49512332, 52706676, 57098899, 62289708, 74268498, 93571764, 114197798, 136158913, 148536996, 160915079, 171296697, 228395596, 272317826, 321830158, 342593394, 408476739, 482745237, 544635652, 643660316, 685186788, 816953478, 965490474, 1633906956, 1770065869, 1930980948, 3540131738, 5310197607, 7080263476, 10620395214, 21240790428]

約数ペア:

[(1, 21240790428), (2, 10620395214), (3, 7080263476), (4, 5310197607), (6, 3540131738), (11, 1930980948), (12, 1770065869), (13, 1633906956), (22, 965490474), (26, 816953478), (31, 685186788), (33, 643660316), (39, 544635652), (44, 482745237), (52, 408476739), (62, 342593394), (66, 321830158), (78, 272317826), (93, 228395596), (124, 171296697), (132, 160915079), (143, 148536996), (156, 136158913), (186, 114197798), (227, 93571764), (286, 74268498), (341, 62289708), (372, 57098899), (403, 52706676), (429, 49512332), (454, 46785882), (572, 37134249), (681, 31190588), (682, 31144854), (806, 26353338), (858, 24756166), (908, 23392941), (1023, 20763236), (1209, 17568892), (1362, 15595294), (1364, 15572427), (1612, 13176669), (1716, 12378083), (1759, 12075492), (2046, 10381618), (2418, 8784446), (2497, 8506524), (2724, 7797647), (2951, 7197828), (3518, 6037746), (4092, 5190809), (4433, 4791516), (4836, 4392223), (4994, 4253262), (5277, 4025164), (5902, 3598914), (7036, 3018873), (7037, 3018444), (7491, 2835508), (8853, 2399276), (8866, 2395758), (9988, 2126631), (10554, 2012582), (11804, 1799457), (13299, 1597172), (14074, 1509222), (14982, 1417754), (17706, 1199638), (17732, 1197879), (19349, 1097772), (21108, 1006291), (21111, 1006148), (22867, 928884), (26598, 798586), (28148, 754611), (29964, 708877), (32461, 654348), (35412, 599819), (38698, 548886), (42222, 503074), (45734, 464442), (53196, 399293), (54529, 389532), (58047, 365924), (64922, 327174), (68601, 309628), (77396, 274443), (77407, 274404), (84444, 251537), (91468, 232221), (91481, 232188), (97383, 218116), (109058, 194766), (116094, 182962), (129844, 163587), (137202, 154814)]