21040074

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{11807}}^1$

素因数の和:11832

約数の個数: 40

約数和(自身を含む): 51435648

約数和(自身を除く): 30395574

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 11807, 23614, 35421, 70842, 106263, 129877, 212526, 259754, 318789, 389631, 637578, 779262, 956367, 1168893, 1912734, 2337786, 3506679, 7013358, 10520037, 21040074]

約数ペア:

[(1, 21040074), (2, 10520037), (3, 7013358), (6, 3506679), (9, 2337786), (11, 1912734), (18, 1168893), (22, 956367), (27, 779262), (33, 637578), (54, 389631), (66, 318789), (81, 259754), (99, 212526), (162, 129877), (198, 106263), (297, 70842), (594, 35421), (891, 23614), (1782, 11807)]