21166204

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 37855440

約数和(自身を除く): 16689236

約数列:

[1, 2, 4, 73, 146, 173, 292, 346, 419, 692, 838, 1676, 12629, 25258, 30587, 50516, 61174, 72487, 122348, 144974, 289948, 5291551, 10583102, 21166204]

約数ペア:

[(1, 21166204), (2, 10583102), (4, 5291551), (73, 289948), (146, 144974), (173, 122348), (292, 72487), (346, 61174), (419, 50516), (692, 30587), (838, 25258), (1676, 12629)]