21496163

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3001}}^1$

素因数の和:3062

約数の個数: 16

約数和(自身を含む): 25216800

約数和(自身を除く): 3720637

約数列:

[1, 13, 19, 29, 247, 377, 551, 3001, 7163, 39013, 57019, 87029, 741247, 1131377, 1653551, 21496163]

約数ペア:

[(1, 21496163), (13, 1653551), (19, 1131377), (29, 741247), (247, 87029), (377, 57019), (551, 39013), (3001, 7163)]