21515202

素因数分解:

$2^1\times 3^2\times {\mathrm{619}}^1\times {\mathrm{1931}}^1$

素因数の和:2558

約数の個数: 24

約数和(自身を含む): 46715760

約数和(自身を除く): 25200558

約数列:

[1, 2, 3, 6, 9, 18, 619, 1238, 1857, 1931, 3714, 3862, 5571, 5793, 11142, 11586, 17379, 34758, 1195289, 2390578, 3585867, 7171734, 10757601, 21515202]

約数ペア:

[(1, 21515202), (2, 10757601), (3, 7171734), (6, 3585867), (9, 2390578), (18, 1195289), (619, 34758), (1238, 17379), (1857, 11586), (1931, 11142), (3714, 5793), (3862, 5571)]