21222530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2683}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 44060544

約数和(自身を除く): 22838014

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 2683, 3955, 5366, 7910, 13415, 18781, 26830, 37562, 93905, 187810, 303179, 606358, 1515895, 2122253, 3031790, 4244506, 10611265, 21222530]

約数ペア:

[(1, 21222530), (2, 10611265), (5, 4244506), (7, 3031790), (10, 2122253), (14, 1515895), (35, 606358), (70, 303179), (113, 187810), (226, 93905), (565, 37562), (791, 26830), (1130, 18781), (1582, 13415), (2683, 7910), (3955, 5366)]