21695210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{94327}}^1$

素因数の和:94357

約数の個数: 16

約数和(自身を含む): 40749696

約数和(自身を除く): 19054486

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 94327, 188654, 471635, 943270, 2169521, 4339042, 10847605, 21695210]

約数ペア:

[(1, 21695210), (2, 10847605), (5, 4339042), (10, 2169521), (23, 943270), (46, 471635), (115, 188654), (230, 94327)]