21255313955

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1410907}}^1$

素因数の和:1411066

約数の個数: 16

約数和(自身を含む): 26818539264

約数和(自身を除く): 5563225309

約数列:

[1, 5, 23, 115, 131, 655, 3013, 15065, 1410907, 7054535, 32450861, 162254305, 184828817, 924144085, 4251062791, 21255313955]

約数ペア:

[(1, 21255313955), (5, 4251062791), (23, 924144085), (115, 184828817), (131, 162254305), (655, 32450861), (3013, 7054535), (15065, 1410907)]