21955698

素因数分解:

$2^1\times 3^4\times {\mathrm{313}}^1\times {\mathrm{433}}^1$

素因数の和:760

約数の個数: 40

約数和(自身を含む): 49468188

約数和(自身を除く): 27512490

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 313, 433, 626, 866, 939, 1299, 1878, 2598, 2817, 3897, 5634, 7794, 8451, 11691, 16902, 23382, 25353, 35073, 50706, 70146, 135529, 271058, 406587, 813174, 1219761, 2439522, 3659283, 7318566, 10977849, 21955698]

約数ペア:

[(1, 21955698), (2, 10977849), (3, 7318566), (6, 3659283), (9, 2439522), (18, 1219761), (27, 813174), (54, 406587), (81, 271058), (162, 135529), (313, 70146), (433, 50706), (626, 35073), (866, 25353), (939, 23382), (1299, 16902), (1878, 11691), (2598, 8451), (2817, 7794), (3897, 5634)]