21106510

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5569}}^1$

素因数の和:5955

約数の個数: 16

約数和(自身を含む): 38098800

約数和(自身を除く): 16992290

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 5569, 11138, 27845, 55690, 2110651, 4221302, 10553255, 21106510]

約数ペア:

[(1, 21106510), (2, 10553255), (5, 4221302), (10, 2110651), (379, 55690), (758, 27845), (1895, 11138), (3790, 5569)]