21809898

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{12239}}^1$

素因数の和:12264

約数の個数: 40

約数和(自身を含む): 53317440

約数和(自身を除く): 31507542

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 12239, 24478, 36717, 73434, 110151, 134629, 220302, 269258, 330453, 403887, 660906, 807774, 991359, 1211661, 1982718, 2423322, 3634983, 7269966, 10904949, 21809898]

約数ペア:

[(1, 21809898), (2, 10904949), (3, 7269966), (6, 3634983), (9, 2423322), (11, 1982718), (18, 1211661), (22, 991359), (27, 807774), (33, 660906), (54, 403887), (66, 330453), (81, 269258), (99, 220302), (162, 134629), (198, 110151), (297, 73434), (594, 36717), (891, 24478), (1782, 12239)]