21018322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19717}}^1$

素因数の和:19773

約数の個数: 16

約数和(自身を含む): 34782552

約数和(自身を除く): 13764230

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19717, 39434, 256321, 512642, 808397, 1616794, 10509161, 21018322]

約数ペア:

[(1, 21018322), (2, 10509161), (13, 1616794), (26, 808397), (41, 512642), (82, 256321), (533, 39434), (1066, 19717)]