21182540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{46049}}^1$

素因数の和:46081

約数の個数: 24

約数和(自身を含む): 46418400

約数和(自身を除く): 25235860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 46049, 92098, 184196, 230245, 460490, 920980, 1059127, 2118254, 4236508, 5295635, 10591270, 21182540]

約数ペア:

[(1, 21182540), (2, 10591270), (4, 5295635), (5, 4236508), (10, 2118254), (20, 1059127), (23, 920980), (46, 460490), (92, 230245), (115, 184196), (230, 92098), (460, 46049)]