21033430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17383}}^1$

素因数の和:17412

約数の個数: 24

約数和(自身を含む): 41617296

約数和(自身を除く): 20583866

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17383, 34766, 86915, 173830, 191213, 382426, 956065, 1912130, 2103343, 4206686, 10516715, 21033430]

約数ペア:

[(1, 21033430), (2, 10516715), (5, 4206686), (10, 2103343), (11, 1912130), (22, 956065), (55, 382426), (110, 191213), (121, 173830), (242, 86915), (605, 34766), (1210, 17383)]