21075268

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{827}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 38670912

約数和(自身を除く): 17595644

約数列:

[1, 2, 4, 23, 46, 92, 277, 554, 827, 1108, 1654, 3308, 6371, 12742, 19021, 25484, 38042, 76084, 229079, 458158, 916316, 5268817, 10537634, 21075268]

約数ペア:

[(1, 21075268), (2, 10537634), (4, 5268817), (23, 916316), (46, 458158), (92, 229079), (277, 76084), (554, 38042), (827, 25484), (1108, 19021), (1654, 12742), (3308, 6371)]