21016762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9739}}^1$

素因数の和:9837

約数の個数: 16

約数和(自身を含む): 34362720

約数和(自身を除く): 13345958

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 9739, 19478, 126607, 253214, 808337, 1616674, 10508381, 21016762]

約数ペア:

[(1, 21016762), (2, 10508381), (13, 1616674), (26, 808337), (83, 253214), (166, 126607), (1079, 19478), (2158, 9739)]