21091842

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37799}}^1$

素因数の和:37838

約数の個数: 24

約数和(自身を含む): 47174400

約数和(自身を除く): 26082558

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37799, 75598, 113397, 226794, 340191, 680382, 1171769, 2343538, 3515307, 7030614, 10545921, 21091842]

約数ペア:

[(1, 21091842), (2, 10545921), (3, 7030614), (6, 3515307), (9, 2343538), (18, 1171769), (31, 680382), (62, 340191), (93, 226794), (186, 113397), (279, 75598), (558, 37799)]