21410040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178417}}^1$

素因数の和:178431

約数の個数: 32

約数和(自身を含む): 64230480

約数和(自身を除く): 42820440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178417, 356834, 535251, 713668, 892085, 1070502, 1427336, 1784170, 2141004, 2676255, 3568340, 4282008, 5352510, 7136680, 10705020, 21410040]

約数ペア:

[(1, 21410040), (2, 10705020), (3, 7136680), (4, 5352510), (5, 4282008), (6, 3568340), (8, 2676255), (10, 2141004), (12, 1784170), (15, 1427336), (20, 1070502), (24, 892085), (30, 713668), (40, 535251), (60, 356834), (120, 178417)]