21071632

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45413}}^1$

素因数の和:45450

約数の個数: 20

約数和(自身を含む): 42235020

約数和(自身を除く): 21163388

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45413, 90826, 181652, 363304, 726608, 1316977, 2633954, 5267908, 10535816, 21071632]

約数ペア:

[(1, 21071632), (2, 10535816), (4, 5267908), (8, 2633954), (16, 1316977), (29, 726608), (58, 363304), (116, 181652), (232, 90826), (464, 45413)]