22121110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{201101}}^1$

素因数の和:201119

約数の個数: 16

約数和(自身を含む): 43438032

約数和(自身を除く): 21316922

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 201101, 402202, 1005505, 2011010, 2212111, 4424222, 11060555, 22121110]

約数ペア:

[(1, 22121110), (2, 11060555), (5, 4424222), (10, 2212111), (11, 2011010), (22, 1005505), (55, 402202), (110, 201101)]