21072017376

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{786739}}^1$

素因数の和:786789

約数の個数: 96

約数和(自身を含む): 63442713600

約数和(自身を除く): 42370696224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 744, 837, 864, 992, 1116, 1488, 1674, 2232, 2976, 3348, 4464, 6696, 8928, 13392, 26784, 786739, 1573478, 2360217, 3146956, 4720434, 6293912, 7080651, 9440868, 12587824, 14161302, 18881736, 21241953, 24388909, 25175648, 28322604, 37763472, 42483906, 48777818, 56645208, 73166727, 75526944, 84967812, 97555636, 113290416, 146333454, 169935624, 195111272, 219500181, 226580832, 292666908, 339871248, 390222544, 439000362, 585333816, 658500543, 679742496, 780445088, 878000724, 1170667632, 1317001086, 1756001448, 2341335264, 2634002172, 3512002896, 5268004344, 7024005792, 10536008688, 21072017376]

約数ペア:

[(1, 21072017376), (2, 10536008688), (3, 7024005792), (4, 5268004344), (6, 3512002896), (8, 2634002172), (9, 2341335264), (12, 1756001448), (16, 1317001086), (18, 1170667632), (24, 878000724), (27, 780445088), (31, 679742496), (32, 658500543), (36, 585333816), (48, 439000362), (54, 390222544), (62, 339871248), (72, 292666908), (93, 226580832), (96, 219500181), (108, 195111272), (124, 169935624), (144, 146333454), (186, 113290416), (216, 97555636), (248, 84967812), (279, 75526944), (288, 73166727), (372, 56645208), (432, 48777818), (496, 42483906), (558, 37763472), (744, 28322604), (837, 25175648), (864, 24388909), (992, 21241953), (1116, 18881736), (1488, 14161302), (1674, 12587824), (2232, 9440868), (2976, 7080651), (3348, 6293912), (4464, 4720434), (6696, 3146956), (8928, 2360217), (13392, 1573478), (26784, 786739)]