213572210

素因数分解:

$2^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{20959}}^1$

素因数の和:21985

約数の個数: 16

約数和(自身を含む): 384825600

約数和(自身を除く): 171253390

約数列:

[1, 2, 5, 10, 1019, 2038, 5095, 10190, 20959, 41918, 104795, 209590, 21357221, 42714442, 106786105, 213572210]

約数ペア:

[(1, 213572210), (2, 106786105), (5, 42714442), (10, 21357221), (1019, 209590), (2038, 104795), (5095, 41918), (10190, 20959)]