21490212

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{22669}}^1$

素因数の和:22755

約数の個数: 24

約数和(自身を含む): 50780800

約数和(自身を除く): 29290588

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 22669, 45338, 68007, 90676, 136014, 272028, 1790851, 3581702, 5372553, 7163404, 10745106, 21490212]

約数ペア:

[(1, 21490212), (2, 10745106), (3, 7163404), (4, 5372553), (6, 3581702), (12, 1790851), (79, 272028), (158, 136014), (237, 90676), (316, 68007), (474, 45338), (948, 22669)]