21099654

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37813}}^1$

素因数の和:37852

約数の個数: 24

約数和(自身を含む): 47191872

約数和(自身を除く): 26092218

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37813, 75626, 113439, 226878, 340317, 680634, 1172203, 2344406, 3516609, 7033218, 10549827, 21099654]

約数ペア:

[(1, 21099654), (2, 10549827), (3, 7033218), (6, 3516609), (9, 2344406), (18, 1172203), (31, 680634), (62, 340317), (93, 226878), (186, 113439), (279, 75626), (558, 37813)]