21000947970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{467}}^1\times {\mathrm{1498997}}^1$

素因数の和:1499474

約数の個数: 32

約数和(自身を含む): 50510236608

約数和(自身を除く): 29509288638

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 467, 934, 1401, 2335, 2802, 4670, 7005, 14010, 1498997, 2997994, 4496991, 7494985, 8993982, 14989970, 22484955, 44969910, 700031599, 1400063198, 2100094797, 3500157995, 4200189594, 7000315990, 10500473985, 21000947970]

約数ペア:

[(1, 21000947970), (2, 10500473985), (3, 7000315990), (5, 4200189594), (6, 3500157995), (10, 2100094797), (15, 1400063198), (30, 700031599), (467, 44969910), (934, 22484955), (1401, 14989970), (2335, 8993982), (2802, 7494985), (4670, 4496991), (7005, 2997994), (14010, 1498997)]