21963946

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 24

約数和(自身を含む): 34735680

約数和(自身を除く): 12771734

約数列:

[1, 2, 41, 47, 82, 94, 139, 278, 1681, 1927, 3362, 3854, 5699, 6533, 11398, 13066, 79007, 158014, 233659, 267853, 467318, 535706, 10981973, 21963946]

約数ペア:

[(1, 21963946), (2, 10981973), (41, 535706), (47, 467318), (82, 267853), (94, 233659), (139, 158014), (278, 79007), (1681, 13066), (1927, 11398), (3362, 6533), (3854, 5699)]