21550871525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{100811}}^1$

素因数の和:101341

約数の個数: 24

約数和(自身を含む): 28351560384

約数和(自身を除く): 6800688859

約数列:

[1, 5, 17, 25, 85, 425, 503, 2515, 8551, 12575, 42755, 100811, 213775, 504055, 1713787, 2520275, 8568935, 42844675, 50707933, 253539665, 862034861, 1267698325, 4310174305, 21550871525]

約数ペア:

[(1, 21550871525), (5, 4310174305), (17, 1267698325), (25, 862034861), (85, 253539665), (425, 50707933), (503, 42844675), (2515, 8568935), (8551, 2520275), (12575, 1713787), (42755, 504055), (100811, 213775)]