21252482

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:562

約数の個数: 24

約数和(自身を含む): 34349616

約数和(自身を除く): 13097134

約数列:

[1, 2, 17, 34, 83, 166, 289, 443, 578, 886, 1411, 2822, 7531, 15062, 23987, 36769, 47974, 73538, 128027, 256054, 625073, 1250146, 10626241, 21252482]

約数ペア:

[(1, 21252482), (2, 10626241), (17, 1250146), (34, 625073), (83, 256054), (166, 128027), (289, 73538), (443, 47974), (578, 36769), (886, 23987), (1411, 15062), (2822, 7531)]