21117082

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65581}}^1$

素因数の和:65613

約数の個数: 16

約数和(自身を含む): 37775232

約数和(自身を除く): 16658150

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 65581, 131162, 459067, 918134, 1508363, 3016726, 10558541, 21117082]

約数ペア:

[(1, 21117082), (2, 10558541), (7, 3016726), (14, 1508363), (23, 918134), (46, 459067), (161, 131162), (322, 65581)]