21462712

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{19301}}^1$

素因数の和:19446

約数の個数: 16

約数和(自身を含む): 40534200

約数和(自身を除く): 19071488

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 19301, 38602, 77204, 154408, 2682839, 5365678, 10731356, 21462712]

約数ペア:

[(1, 21462712), (2, 10731356), (4, 5365678), (8, 2682839), (139, 154408), (278, 77204), (556, 38602), (1112, 19301)]