21657402

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{30851}}^1$

素因数の和:30875

約数の個数: 32

約数和(自身を含む): 51831360

約数和(自身を除く): 30173958

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 30851, 61702, 92553, 185106, 277659, 401063, 555318, 802126, 832977, 1203189, 1665954, 2406378, 3609567, 7219134, 10828701, 21657402]

約数ペア:

[(1, 21657402), (2, 10828701), (3, 7219134), (6, 3609567), (9, 2406378), (13, 1665954), (18, 1203189), (26, 832977), (27, 802126), (39, 555318), (54, 401063), (78, 277659), (117, 185106), (234, 92553), (351, 61702), (702, 30851)]