21429105

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{38611}}^1$

素因数の和:38656

約数の個数: 16

約数和(自身を含む): 35214144

約数和(自身を除く): 13785039

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 38611, 115833, 193055, 579165, 1428607, 4285821, 7143035, 21429105]

約数ペア:

[(1, 21429105), (3, 7143035), (5, 4285821), (15, 1428607), (37, 579165), (111, 193055), (185, 115833), (555, 38611)]