21692204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4493}}^1$

素因数の和:4585

約数の個数: 24

約数和(自身を含む): 40769568

約数和(自身を除く): 19077364

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4493, 4828, 8986, 17972, 76381, 152762, 305524, 319003, 638006, 1276012, 5423051, 10846102, 21692204]

約数ペア:

[(1, 21692204), (2, 10846102), (4, 5423051), (17, 1276012), (34, 638006), (68, 319003), (71, 305524), (142, 152762), (284, 76381), (1207, 17972), (2414, 8986), (4493, 4828)]