21531738

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{34841}}^1$

素因数の和:34949

約数の個数: 16

約数和(自身を含む): 43482816

約数和(自身を除く): 21951078

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 34841, 69682, 104523, 209046, 3588623, 7177246, 10765869, 21531738]

約数ペア:

[(1, 21531738), (2, 10765869), (3, 7177246), (6, 3588623), (103, 209046), (206, 104523), (309, 69682), (618, 34841)]