21760232

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{209233}}^1$

素因数の和:209252

約数の個数: 16

約数和(自身を含む): 43939140

約数和(自身を除く): 22178908

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 209233, 418466, 836932, 1673864, 2720029, 5440058, 10880116, 21760232]

約数ペア:

[(1, 21760232), (2, 10880116), (4, 5440058), (8, 2720029), (13, 1673864), (26, 836932), (52, 418466), (104, 209233)]