21633605

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 31809024

約数和(自身を除く): 10175419

約数列:

[1, 5, 7, 17, 35, 85, 103, 119, 353, 515, 595, 721, 1751, 1765, 2471, 3605, 6001, 8755, 12257, 12355, 30005, 36359, 42007, 61285, 181795, 210035, 254513, 618103, 1272565, 3090515, 4326721, 21633605]

約数ペア:

[(1, 21633605), (5, 4326721), (7, 3090515), (17, 1272565), (35, 618103), (85, 254513), (103, 210035), (119, 181795), (353, 61285), (515, 42007), (595, 36359), (721, 30005), (1751, 12355), (1765, 12257), (2471, 8755), (3605, 6001)]