21071790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{234131}}^1$

素因数の和:234144

約数の個数: 24

約数和(自身を含む): 54786888

約数和(自身を除く): 33715098

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 234131, 468262, 702393, 1170655, 1404786, 2107179, 2341310, 3511965, 4214358, 7023930, 10535895, 21071790]

約数ペア:

[(1, 21071790), (2, 10535895), (3, 7023930), (5, 4214358), (6, 3511965), (9, 2341310), (10, 2107179), (15, 1404786), (18, 1170655), (30, 702393), (45, 468262), (90, 234131)]