21574416

素因数分解:

$2^4\times 3^1\times {\mathrm{263}}^1\times {\mathrm{1709}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 55978560

約数和(自身を除く): 34404144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 263, 526, 789, 1052, 1578, 1709, 2104, 3156, 3418, 4208, 5127, 6312, 6836, 10254, 12624, 13672, 20508, 27344, 41016, 82032, 449467, 898934, 1348401, 1797868, 2696802, 3595736, 5393604, 7191472, 10787208, 21574416]

約数ペア:

[(1, 21574416), (2, 10787208), (3, 7191472), (4, 5393604), (6, 3595736), (8, 2696802), (12, 1797868), (16, 1348401), (24, 898934), (48, 449467), (263, 82032), (526, 41016), (789, 27344), (1052, 20508), (1578, 13672), (1709, 12624), (2104, 10254), (3156, 6836), (3418, 6312), (4208, 5127)]