21900242

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{120331}}^1$

素因数の和:120353

約数の個数: 16

約数和(自身を含む): 40431552

約数和(自身を除く): 18531310

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 120331, 240662, 842317, 1564303, 1684634, 3128606, 10950121, 21900242]

約数ペア:

[(1, 21900242), (2, 10950121), (7, 3128606), (13, 1684634), (14, 1564303), (26, 842317), (91, 240662), (182, 120331)]