2021154608

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{18919}}^1$

素因数の和:19545

約数の個数: 40

約数和(自身を含む): 4279249920

約数和(自身を除く): 2258095312

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 607, 1214, 2428, 4856, 6677, 9712, 13354, 18919, 26708, 37838, 53416, 75676, 106832, 151352, 208109, 302704, 416218, 832436, 1664872, 3329744, 11483833, 22967666, 45935332, 91870664, 126322163, 183741328, 252644326, 505288652, 1010577304, 2021154608]

約数ペア:

[(1, 2021154608), (2, 1010577304), (4, 505288652), (8, 252644326), (11, 183741328), (16, 126322163), (22, 91870664), (44, 45935332), (88, 22967666), (176, 11483833), (607, 3329744), (1214, 1664872), (2428, 832436), (4856, 416218), (6677, 302704), (9712, 208109), (13354, 151352), (18919, 106832), (26708, 75676), (37838, 53416)]