21627010

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15559}}^1$

素因数の和:15705

約数の個数: 16

約数和(自身を含む): 39211200

約数和(自身を除く): 17584190

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 15559, 31118, 77795, 155590, 2162701, 4325402, 10813505, 21627010]

約数ペア:

[(1, 21627010), (2, 10813505), (5, 4325402), (10, 2162701), (139, 155590), (278, 77795), (695, 31118), (1390, 15559)]