21875181

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5737}}^1$

素因数の和:5812

約数の個数: 16

約数和(自身を含む): 30847488

約数和(自身を除く): 8972307

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5737, 17211, 177847, 235217, 533541, 705651, 7291727, 21875181]

約数ペア:

[(1, 21875181), (3, 7291727), (31, 705651), (41, 533541), (93, 235217), (123, 177847), (1271, 17211), (3813, 5737)]