21346434

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16703}}^1$

素因数の和:16782

約数の個数: 24

約数和(自身を含む): 46904832

約数和(自身を除く): 25558398

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 16703, 33406, 50109, 100218, 150327, 300654, 1185913, 2371826, 3557739, 7115478, 10673217, 21346434]

約数ペア:

[(1, 21346434), (2, 10673217), (3, 7115478), (6, 3557739), (9, 2371826), (18, 1185913), (71, 300654), (142, 150327), (213, 100218), (426, 50109), (639, 33406), (1278, 16703)]