21160044

素因数分解:

$2^2\times 3^2\times {\mathrm{389}}^1\times {\mathrm{1511}}^1$

素因数の和:1910

約数の個数: 36

約数和(自身を含む): 53660880

約数和(自身を除く): 32500836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 389, 778, 1167, 1511, 1556, 2334, 3022, 3501, 4533, 4668, 6044, 7002, 9066, 13599, 14004, 18132, 27198, 54396, 587779, 1175558, 1763337, 2351116, 3526674, 5290011, 7053348, 10580022, 21160044]

約数ペア:

[(1, 21160044), (2, 10580022), (3, 7053348), (4, 5290011), (6, 3526674), (9, 2351116), (12, 1763337), (18, 1175558), (36, 587779), (389, 54396), (778, 27198), (1167, 18132), (1511, 14004), (1556, 13599), (2334, 9066), (3022, 7002), (3501, 6044), (4533, 4668)]