22121222

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{2671}}^1$

素因数の和:2815

約数の個数: 16

約数和(自身を含む): 34340544

約数和(自身を除く): 12219322

約数列:

[1, 2, 41, 82, 101, 202, 2671, 4141, 5342, 8282, 109511, 219022, 269771, 539542, 11060611, 22121222]

約数ペア:

[(1, 22121222), (2, 11060611), (41, 539542), (82, 269771), (101, 219022), (202, 109511), (2671, 8282), (4141, 5342)]