21366943

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1026

約数の個数: 16

約数和(自身を含む): 24615360

約数和(自身を除く): 3248417

約数列:

[1, 13, 17, 109, 221, 887, 1417, 1853, 11531, 15079, 24089, 96683, 196027, 1256879, 1643611, 21366943]

約数ペア:

[(1, 21366943), (13, 1643611), (17, 1256879), (109, 196027), (221, 96683), (887, 24089), (1417, 15079), (1853, 11531)]