21741750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{3221}}^1$

素因数の和:3247

約数の個数: 64

約数和(自身を含む): 60315840

約数和(自身を除く): 38574090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 675, 750, 1125, 1350, 2250, 3221, 3375, 6442, 6750, 9663, 16105, 19326, 28989, 32210, 48315, 57978, 80525, 86967, 96630, 144945, 161050, 173934, 241575, 289890, 402625, 434835, 483150, 724725, 805250, 869670, 1207875, 1449450, 2174175, 2415750, 3623625, 4348350, 7247250, 10870875, 21741750]

約数ペア:

[(1, 21741750), (2, 10870875), (3, 7247250), (5, 4348350), (6, 3623625), (9, 2415750), (10, 2174175), (15, 1449450), (18, 1207875), (25, 869670), (27, 805250), (30, 724725), (45, 483150), (50, 434835), (54, 402625), (75, 289890), (90, 241575), (125, 173934), (135, 161050), (150, 144945), (225, 96630), (250, 86967), (270, 80525), (375, 57978), (450, 48315), (675, 32210), (750, 28989), (1125, 19326), (1350, 16105), (2250, 9663), (3221, 6750), (3375, 6442)]