21943856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3041}}^1$

素因数の和:3101

約数の個数: 40

約数和(自身を含む): 47528208

約数和(自身を除く): 25584352

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3041, 3608, 6082, 7216, 12164, 24328, 33451, 48656, 66902, 124681, 133804, 249362, 267608, 498724, 535216, 997448, 1371491, 1994896, 2742982, 5485964, 10971928, 21943856]

約数ペア:

[(1, 21943856), (2, 10971928), (4, 5485964), (8, 2742982), (11, 1994896), (16, 1371491), (22, 997448), (41, 535216), (44, 498724), (82, 267608), (88, 249362), (164, 133804), (176, 124681), (328, 66902), (451, 48656), (656, 33451), (902, 24328), (1804, 12164), (3041, 7216), (3608, 6082)]