21835455265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1\times {\mathrm{12757}}^1$

素因数の和:14341

約数の個数: 32

約数和(自身を含む): 29899648800

約数和(自身を除く): 8064193535

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1549, 7745, 12757, 20137, 26333, 63785, 100685, 131665, 165841, 216869, 342329, 829205, 1084345, 1711645, 2819297, 14096485, 19760593, 98802965, 256887709, 335930081, 1284438545, 1679650405, 4367091053, 21835455265]

約数ペア:

[(1, 21835455265), (5, 4367091053), (13, 1679650405), (17, 1284438545), (65, 335930081), (85, 256887709), (221, 98802965), (1105, 19760593), (1549, 14096485), (7745, 2819297), (12757, 1711645), (20137, 1084345), (26333, 829205), (63785, 342329), (100685, 216869), (131665, 165841)]