21013096

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{202049}}^1$

素因数の和:202068

約数の個数: 16

約数和(自身を含む): 42430500

約数和(自身を除く): 21417404

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 202049, 404098, 808196, 1616392, 2626637, 5253274, 10506548, 21013096]

約数ペア:

[(1, 21013096), (2, 10506548), (4, 5253274), (8, 2626637), (13, 1616392), (26, 808196), (52, 404098), (104, 202049)]