21966974

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 24

約数和(自身を含む): 34645968

約数和(自身を除く): 12678994

約数列:

[1, 2, 37, 71, 74, 113, 142, 226, 1369, 2627, 2738, 4181, 5254, 8023, 8362, 16046, 97199, 154697, 194398, 296851, 309394, 593702, 10983487, 21966974]

約数ペア:

[(1, 21966974), (2, 10983487), (37, 593702), (71, 309394), (74, 296851), (113, 194398), (142, 154697), (226, 97199), (1369, 16046), (2627, 8362), (2738, 8023), (4181, 5254)]