21029316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2069}}^1$

素因数の和:2105

約数の個数: 72

約数和(自身を含む): 61669440

約数和(自身を除く): 40640124

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2069, 2541, 3388, 4138, 5082, 6207, 8276, 10164, 12414, 14483, 22759, 24828, 28966, 43449, 45518, 57932, 68277, 86898, 91036, 136554, 159313, 173796, 250349, 273108, 318626, 477939, 500698, 637252, 751047, 955878, 1001396, 1502094, 1752443, 1911756, 3004188, 3504886, 5257329, 7009772, 10514658, 21029316]

約数ペア:

[(1, 21029316), (2, 10514658), (3, 7009772), (4, 5257329), (6, 3504886), (7, 3004188), (11, 1911756), (12, 1752443), (14, 1502094), (21, 1001396), (22, 955878), (28, 751047), (33, 637252), (42, 500698), (44, 477939), (66, 318626), (77, 273108), (84, 250349), (121, 173796), (132, 159313), (154, 136554), (231, 91036), (242, 86898), (308, 68277), (363, 57932), (462, 45518), (484, 43449), (726, 28966), (847, 24828), (924, 22759), (1452, 14483), (1694, 12414), (2069, 10164), (2541, 8276), (3388, 6207), (4138, 5082)]