21058622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4969}}^1$

素因数の和:5147

約数の個数: 16

約数和(自身を含む): 34233360

約数和(自身を除く): 13174738

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 4969, 9938, 64597, 129194, 809947, 1619894, 10529311, 21058622]

約数ペア:

[(1, 21058622), (2, 10529311), (13, 1619894), (26, 809947), (163, 129194), (326, 64597), (2119, 9938), (4238, 4969)]