21189936510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1\times {\mathrm{4799}}^1$

素因数の和:5574

約数の個数: 96

約数和(自身を含む): 55962316800

約数和(自身を除く): 34772380290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 691, 710, 1065, 1278, 1382, 2073, 2130, 3195, 3455, 4146, 4799, 6219, 6390, 6910, 9598, 10365, 12438, 14397, 20730, 23995, 28794, 31095, 43191, 47990, 49061, 62190, 71985, 86382, 98122, 143970, 147183, 215955, 245305, 294366, 340729, 431910, 441549, 490610, 681458, 735915, 883098, 1022187, 1471830, 1703645, 2044374, 2207745, 3066561, 3316109, 3407290, 4415490, 5110935, 6133122, 6632218, 9948327, 10221870, 15332805, 16580545, 19896654, 29844981, 30665610, 33161090, 49741635, 59689962, 99483270, 149224905, 235443739, 298449810, 470887478, 706331217, 1177218695, 1412662434, 2118993651, 2354437390, 3531656085, 4237987302, 7063312170, 10594968255, 21189936510]

約数ペア:

[(1, 21189936510), (2, 10594968255), (3, 7063312170), (5, 4237987302), (6, 3531656085), (9, 2354437390), (10, 2118993651), (15, 1412662434), (18, 1177218695), (30, 706331217), (45, 470887478), (71, 298449810), (90, 235443739), (142, 149224905), (213, 99483270), (355, 59689962), (426, 49741635), (639, 33161090), (691, 30665610), (710, 29844981), (1065, 19896654), (1278, 16580545), (1382, 15332805), (2073, 10221870), (2130, 9948327), (3195, 6632218), (3455, 6133122), (4146, 5110935), (4799, 4415490), (6219, 3407290), (6390, 3316109), (6910, 3066561), (9598, 2207745), (10365, 2044374), (12438, 1703645), (14397, 1471830), (20730, 1022187), (23995, 883098), (28794, 735915), (31095, 681458), (43191, 490610), (47990, 441549), (49061, 431910), (62190, 340729), (71985, 294366), (86382, 245305), (98122, 215955), (143970, 147183)]