21572942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24683}}^1$

素因数の和:24727

約数の個数: 16

約数和(自身を含む): 35544960

約数和(自身を除く): 13972018

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 24683, 49366, 468977, 567709, 937954, 1135418, 10786471, 21572942]

約数ペア:

[(1, 21572942), (2, 10786471), (19, 1135418), (23, 937954), (38, 567709), (46, 468977), (437, 49366), (874, 24683)]