21930470

素因数分解:

$2^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{9661}}^1$

素因数の和:9895

約数の個数: 16

約数和(自身を含む): 39652848

約数和(自身を除く): 17722378

約数列:

[1, 2, 5, 10, 227, 454, 1135, 2270, 9661, 19322, 48305, 96610, 2193047, 4386094, 10965235, 21930470]

約数ペア:

[(1, 21930470), (2, 10965235), (5, 4386094), (10, 2193047), (227, 96610), (454, 48305), (1135, 19322), (2270, 9661)]