21186510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3347}}^1$

素因数の和:3568

約数の個数: 32

約数和(自身を含む): 51103872

約数和(自身を除く): 29917362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 2110, 3165, 3347, 6330, 6694, 10041, 16735, 20082, 33470, 50205, 100410, 706217, 1412434, 2118651, 3531085, 4237302, 7062170, 10593255, 21186510]

約数ペア:

[(1, 21186510), (2, 10593255), (3, 7062170), (5, 4237302), (6, 3531085), (10, 2118651), (15, 1412434), (30, 706217), (211, 100410), (422, 50205), (633, 33470), (1055, 20082), (1266, 16735), (2110, 10041), (3165, 6694), (3347, 6330)]