2021078972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{112859}}^1$

素因数の和:112922

約数の個数: 36

約数和(自身を含む): 3992761080

約数和(自身を除く): 1971682108

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 148, 242, 407, 484, 814, 1628, 4477, 8954, 17908, 112859, 225718, 451436, 1241449, 2482898, 4175783, 4965796, 8351566, 13655939, 16703132, 27311878, 45933613, 54623756, 91867226, 183734452, 505269743, 1010539486, 2021078972]

約数ペア:

[(1, 2021078972), (2, 1010539486), (4, 505269743), (11, 183734452), (22, 91867226), (37, 54623756), (44, 45933613), (74, 27311878), (121, 16703132), (148, 13655939), (242, 8351566), (407, 4965796), (484, 4175783), (814, 2482898), (1628, 1241449), (4477, 451436), (8954, 225718), (17908, 112859)]