21817924015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{10427}}^1$

素因数の和:10791

約数の個数: 32

約数和(自身を含む): 28110551040

約数和(自身を除く): 6292627025

約数列:

[1, 5, 17, 85, 103, 239, 515, 1195, 1751, 4063, 8755, 10427, 20315, 24617, 52135, 123085, 177259, 418489, 886295, 1073981, 2092445, 2492053, 5369905, 12460265, 18257677, 42364901, 91288385, 211824505, 256681459, 1283407295, 4363584803, 21817924015]

約数ペア:

[(1, 21817924015), (5, 4363584803), (17, 1283407295), (85, 256681459), (103, 211824505), (239, 91288385), (515, 42364901), (1195, 18257677), (1751, 12460265), (4063, 5369905), (8755, 2492053), (10427, 2092445), (20315, 1073981), (24617, 886295), (52135, 418489), (123085, 177259)]