21350538

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6343}}^1$

素因数の和:6379

約数の個数: 48

約数和(自身を含む): 53441856

約数和(自身を除く): 32091318

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 51, 66, 99, 102, 153, 187, 198, 306, 374, 561, 1122, 1683, 3366, 6343, 12686, 19029, 38058, 57087, 69773, 107831, 114174, 139546, 209319, 215662, 323493, 418638, 627957, 646986, 970479, 1186141, 1255914, 1940958, 2372282, 3558423, 7116846, 10675269, 21350538]

約数ペア:

[(1, 21350538), (2, 10675269), (3, 7116846), (6, 3558423), (9, 2372282), (11, 1940958), (17, 1255914), (18, 1186141), (22, 970479), (33, 646986), (34, 627957), (51, 418638), (66, 323493), (99, 215662), (102, 209319), (153, 139546), (187, 114174), (198, 107831), (306, 69773), (374, 57087), (561, 38058), (1122, 19029), (1683, 12686), (3366, 6343)]