2021645109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{4129}}^1$

素因数の和:4581

約数の個数: 32

約数和(自身を含む): 3028314240

約数和(自身を除く): 1006669131

約数列:

[1, 3, 11, 33, 37, 111, 401, 407, 1203, 1221, 4129, 4411, 12387, 13233, 14837, 44511, 45419, 136257, 152773, 163207, 458319, 489621, 1655729, 1680503, 4967187, 5041509, 18213019, 54639057, 61261973, 183785919, 673881703, 2021645109]

約数ペア:

[(1, 2021645109), (3, 673881703), (11, 183785919), (33, 61261973), (37, 54639057), (111, 18213019), (401, 5041509), (407, 4967187), (1203, 1680503), (1221, 1655729), (4129, 489621), (4411, 458319), (12387, 163207), (13233, 152773), (14837, 136257), (44511, 45419)]