21662676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 67092480

約数和(自身を除く): 45429804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 47, 59, 62, 63, 84, 93, 94, 118, 124, 126, 141, 177, 186, 188, 217, 236, 252, 279, 282, 329, 354, 372, 413, 423, 434, 531, 558, 564, 651, 658, 708, 826, 846, 868, 987, 1062, 1116, 1239, 1302, 1316, 1457, 1652, 1692, 1829, 1953, 1974, 2124, 2478, 2604, 2773, 2914, 2961, 3658, 3717, 3906, 3948, 4371, 4956, 5487, 5546, 5828, 5922, 7316, 7434, 7812, 8319, 8742, 10199, 10974, 11092, 11844, 12803, 13113, 14868, 16461, 16638, 17484, 19411, 20398, 21948, 24957, 25606, 26226, 30597, 32922, 33276, 38409, 38822, 40796, 49914, 51212, 52452, 58233, 61194, 65844, 76818, 77644, 85963, 91791, 99828, 115227, 116466, 122388, 153636, 171926, 174699, 183582, 230454, 232932, 257889, 343852, 349398, 367164, 460908, 515778, 601741, 698796, 773667, 1031556, 1203482, 1547334, 1805223, 2406964, 3094668, 3610446, 5415669, 7220892, 10831338, 21662676]

約数ペア:

[(1, 21662676), (2, 10831338), (3, 7220892), (4, 5415669), (6, 3610446), (7, 3094668), (9, 2406964), (12, 1805223), (14, 1547334), (18, 1203482), (21, 1031556), (28, 773667), (31, 698796), (36, 601741), (42, 515778), (47, 460908), (59, 367164), (62, 349398), (63, 343852), (84, 257889), (93, 232932), (94, 230454), (118, 183582), (124, 174699), (126, 171926), (141, 153636), (177, 122388), (186, 116466), (188, 115227), (217, 99828), (236, 91791), (252, 85963), (279, 77644), (282, 76818), (329, 65844), (354, 61194), (372, 58233), (413, 52452), (423, 51212), (434, 49914), (531, 40796), (558, 38822), (564, 38409), (651, 33276), (658, 32922), (708, 30597), (826, 26226), (846, 25606), (868, 24957), (987, 21948), (1062, 20398), (1116, 19411), (1239, 17484), (1302, 16638), (1316, 16461), (1457, 14868), (1652, 13113), (1692, 12803), (1829, 11844), (1953, 11092), (1974, 10974), (2124, 10199), (2478, 8742), (2604, 8319), (2773, 7812), (2914, 7434), (2961, 7316), (3658, 5922), (3717, 5828), (3906, 5546), (3948, 5487), (4371, 4956)]