21110100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6397}}^1$

素因数の和:6425

約数の個数: 72

約数和(自身を含む): 66641568

約数和(自身を除く): 45531468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 6397, 12794, 19191, 25588, 31985, 38382, 63970, 70367, 76764, 95955, 127940, 140734, 159925, 191910, 211101, 281468, 319850, 351835, 383820, 422202, 479775, 639700, 703670, 844404, 959550, 1055505, 1407340, 1759175, 1919100, 2111010, 3518350, 4222020, 5277525, 7036700, 10555050, 21110100]

約数ペア:

[(1, 21110100), (2, 10555050), (3, 7036700), (4, 5277525), (5, 4222020), (6, 3518350), (10, 2111010), (11, 1919100), (12, 1759175), (15, 1407340), (20, 1055505), (22, 959550), (25, 844404), (30, 703670), (33, 639700), (44, 479775), (50, 422202), (55, 383820), (60, 351835), (66, 319850), (75, 281468), (100, 211101), (110, 191910), (132, 159925), (150, 140734), (165, 127940), (220, 95955), (275, 76764), (300, 70367), (330, 63970), (550, 38382), (660, 31985), (825, 25588), (1100, 19191), (1650, 12794), (3300, 6397)]