21252824

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{907}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 41677200

約数和(自身を除く): 20424376

約数列:

[1, 2, 4, 8, 29, 58, 101, 116, 202, 232, 404, 808, 907, 1814, 2929, 3628, 5858, 7256, 11716, 23432, 26303, 52606, 91607, 105212, 183214, 210424, 366428, 732856, 2656603, 5313206, 10626412, 21252824]

約数ペア:

[(1, 21252824), (2, 10626412), (4, 5313206), (8, 2656603), (29, 732856), (58, 366428), (101, 210424), (116, 183214), (202, 105212), (232, 91607), (404, 52606), (808, 26303), (907, 23432), (1814, 11716), (2929, 7256), (3628, 5858)]