21102196

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{170179}}^1$

素因数の和:170214

約数の個数: 12

約数和(自身を含む): 38120320

約数和(自身を除く): 17018124

約数列:

[1, 2, 4, 31, 62, 124, 170179, 340358, 680716, 5275549, 10551098, 21102196]

約数ペア:

[(1, 21102196), (2, 10551098), (4, 5275549), (31, 680716), (62, 340358), (124, 170179)]