2013221991

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{35531}}^1$

素因数の和:35663

約数の個数: 32

約数和(自身を含む): 3131364096

約数和(自身を除く): 1118142105

約数列:

[1, 3, 11, 17, 33, 51, 101, 187, 303, 561, 1111, 1717, 3333, 5151, 18887, 35531, 56661, 106593, 390841, 604027, 1172523, 1812081, 3588631, 6644297, 10765893, 19932891, 39474941, 61006727, 118424823, 183020181, 671073997, 2013221991]

約数ペア:

[(1, 2013221991), (3, 671073997), (11, 183020181), (17, 118424823), (33, 61006727), (51, 39474941), (101, 19932891), (187, 10765893), (303, 6644297), (561, 3588631), (1111, 1812081), (1717, 1172523), (3333, 604027), (5151, 390841), (18887, 106593), (35531, 56661)]