21849386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49433}}^1$

素因数の和:49465

約数の個数: 16

約数和(自身を含む): 37372104

約数和(自身を除く): 15522718

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49433, 98866, 642629, 840361, 1285258, 1680722, 10924693, 21849386]

約数ペア:

[(1, 21849386), (2, 10924693), (13, 1680722), (17, 1285258), (26, 840361), (34, 642629), (221, 98866), (442, 49433)]