21127836419

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{1231}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 23394438144

約数和(自身を除く): 2266601725

約数列:

[1, 17, 43, 53, 443, 731, 901, 1231, 2279, 7531, 19049, 20927, 23479, 38743, 52933, 65243, 323833, 399143, 545333, 899861, 1009597, 1109131, 2805449, 9270661, 17163149, 23449319, 28902649, 47692633, 398638423, 491345033, 1242813907, 21127836419]

約数ペア:

[(1, 21127836419), (17, 1242813907), (43, 491345033), (53, 398638423), (443, 47692633), (731, 28902649), (901, 23449319), (1231, 17163149), (2279, 9270661), (7531, 2805449), (19049, 1109131), (20927, 1009597), (23479, 899861), (38743, 545333), (52933, 399143), (65243, 323833)]