21946526

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{22079}}^1$

素因数の和:22159

約数の個数: 16

約数和(自身を含む): 38154240

約数和(自身を除く): 16207714

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 22079, 44158, 154553, 309106, 1567609, 3135218, 10973263, 21946526]

約数ペア:

[(1, 21946526), (2, 10973263), (7, 3135218), (14, 1567609), (71, 309106), (142, 154553), (497, 44158), (994, 22079)]