210007987

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^2\times {\mathrm{173}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 258151968

約数和(自身を除く): 48143981

約数列:

[1, 7, 17, 101, 119, 173, 707, 1211, 1717, 2941, 10201, 12019, 17473, 20587, 71407, 122311, 173417, 297041, 1213919, 1764773, 2079287, 12353411, 30001141, 210007987]

約数ペア:

[(1, 210007987), (7, 30001141), (17, 12353411), (101, 2079287), (119, 1764773), (173, 1213919), (707, 297041), (1211, 173417), (1717, 122311), (2941, 71407), (10201, 20587), (12019, 17473)]