21920624

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2189

約数の個数: 40

約数和(自身を含む): 47139840

約数和(自身を除く): 25219216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 2111, 2596, 4222, 5192, 8444, 10384, 16888, 23221, 33776, 46442, 92884, 124549, 185768, 249098, 371536, 498196, 996392, 1370039, 1992784, 2740078, 5480156, 10960312, 21920624]

約数ペア:

[(1, 21920624), (2, 10960312), (4, 5480156), (8, 2740078), (11, 1992784), (16, 1370039), (22, 996392), (44, 498196), (59, 371536), (88, 249098), (118, 185768), (176, 124549), (236, 92884), (472, 46442), (649, 33776), (944, 23221), (1298, 16888), (2111, 10384), (2596, 8444), (4222, 5192)]