21005693

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1733}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 23970816

約数和(自身を除く): 2965123

約数列:

[1, 17, 23, 31, 391, 527, 713, 1733, 12121, 29461, 39859, 53723, 677603, 913291, 1235629, 21005693]

約数ペア:

[(1, 21005693), (17, 1235629), (23, 913291), (31, 677603), (391, 53723), (527, 39859), (713, 29461), (1733, 12121)]