21622783

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10331}}^1$

素因数の和:10374

約数の個数: 16

約数和(自身を含む): 27772416

約数和(自身を除く): 6149633

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 10331, 72317, 134303, 237613, 940121, 1663291, 3088969, 21622783]

約数ペア:

[(1, 21622783), (7, 3088969), (13, 1663291), (23, 940121), (91, 237613), (161, 134303), (299, 72317), (2093, 10331)]