21815238

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{77359}}^1$

素因数の和:77411

約数の個数: 16

約数和(自身を含む): 44559360

約数和(自身を除く): 22744122

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 77359, 154718, 232077, 464154, 3635873, 7271746, 10907619, 21815238]

約数ペア:

[(1, 21815238), (2, 10907619), (3, 7271746), (6, 3635873), (47, 464154), (94, 232077), (141, 154718), (282, 77359)]