21197544

素因数分解:

$2^3\times 3^1\times {\mathrm{883231}}^1$

素因数の和:883240

約数の個数: 16

約数和(自身を含む): 52993920

約数和(自身を除く): 31796376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 883231, 1766462, 2649693, 3532924, 5299386, 7065848, 10598772, 21197544]

約数ペア:

[(1, 21197544), (2, 10598772), (3, 7065848), (4, 5299386), (6, 3532924), (8, 2649693), (12, 1766462), (24, 883231)]