21089550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{2383}}^1$

素因数の和:2457

約数の個数: 48

約数和(自身を含む): 53210880

約数和(自身を除く): 32121330

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 59, 75, 118, 150, 177, 295, 354, 590, 885, 1475, 1770, 2383, 2950, 4425, 4766, 7149, 8850, 11915, 14298, 23830, 35745, 59575, 71490, 119150, 140597, 178725, 281194, 357450, 421791, 702985, 843582, 1405970, 2108955, 3514925, 4217910, 7029850, 10544775, 21089550]

約数ペア:

[(1, 21089550), (2, 10544775), (3, 7029850), (5, 4217910), (6, 3514925), (10, 2108955), (15, 1405970), (25, 843582), (30, 702985), (50, 421791), (59, 357450), (75, 281194), (118, 178725), (150, 140597), (177, 119150), (295, 71490), (354, 59575), (590, 35745), (885, 23830), (1475, 14298), (1770, 11915), (2383, 8850), (2950, 7149), (4425, 4766)]