21511670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{93529}}^1$

素因数の和:93559

約数の個数: 16

約数和(自身を含む): 40404960

約数和(自身を除く): 18893290

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 93529, 187058, 467645, 935290, 2151167, 4302334, 10755835, 21511670]

約数ペア:

[(1, 21511670), (2, 10755835), (5, 4302334), (10, 2151167), (23, 935290), (46, 467645), (115, 187058), (230, 93529)]