21356892

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6379}}^1$

素因数の和:6423

約数の個数: 48

約数和(自身を含む): 57164800

約数和(自身を除く): 35807908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6379, 12758, 19137, 25516, 38274, 57411, 76548, 114822, 172233, 197749, 229644, 344466, 395498, 593247, 688932, 790996, 1186494, 1779741, 2372988, 3559482, 5339223, 7118964, 10678446, 21356892]

約数ペア:

[(1, 21356892), (2, 10678446), (3, 7118964), (4, 5339223), (6, 3559482), (9, 2372988), (12, 1779741), (18, 1186494), (27, 790996), (31, 688932), (36, 593247), (54, 395498), (62, 344466), (93, 229644), (108, 197749), (124, 172233), (186, 114822), (279, 76548), (372, 57411), (558, 38274), (837, 25516), (1116, 19137), (1674, 12758), (3348, 6379)]