21193320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176611}}^1$

素因数の和:176625

約数の個数: 32

約数和(自身を含む): 63580320

約数和(自身を除く): 42387000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176611, 353222, 529833, 706444, 883055, 1059666, 1412888, 1766110, 2119332, 2649165, 3532220, 4238664, 5298330, 7064440, 10596660, 21193320]

約数ペア:

[(1, 21193320), (2, 10596660), (3, 7064440), (4, 5298330), (5, 4238664), (6, 3532220), (8, 2649165), (10, 2119332), (12, 1766110), (15, 1412888), (20, 1059666), (24, 883055), (30, 706444), (40, 529833), (60, 353222), (120, 176611)]