21607510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127103}}^1$

素因数の和:127127

約数の個数: 16

約数和(自身を含む): 41181696

約数和(自身を除く): 19574186

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 127103, 254206, 635515, 1271030, 2160751, 4321502, 10803755, 21607510]

約数ペア:

[(1, 21607510), (2, 10803755), (5, 4321502), (10, 2160751), (17, 1271030), (34, 635515), (85, 254206), (170, 127103)]