21326950

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5843}}^1$

素因数の和:5928

約数の個数: 24

約数和(自身を含む): 40218408

約数和(自身を除く): 18891458

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5843, 11686, 29215, 58430, 146075, 292150, 426539, 853078, 2132695, 4265390, 10663475, 21326950]

約数ペア:

[(1, 21326950), (2, 10663475), (5, 4265390), (10, 2132695), (25, 853078), (50, 426539), (73, 292150), (146, 146075), (365, 58430), (730, 29215), (1825, 11686), (3650, 5843)]