21000388692

素因数分解:

$2^2\times 3^1\times {\mathrm{1163}}^1\times {\mathrm{1504757}}^1$

素因数の和:1505927

約数の個数: 24

約数和(自身を含む): 49043072736

約数和(自身を除く): 28042684044

約数列:

[1, 2, 3, 4, 6, 12, 1163, 2326, 3489, 4652, 6978, 13956, 1504757, 3009514, 4514271, 6019028, 9028542, 18057084, 1750032391, 3500064782, 5250097173, 7000129564, 10500194346, 21000388692]

約数ペア:

[(1, 21000388692), (2, 10500194346), (3, 7000129564), (4, 5250097173), (6, 3500064782), (12, 1750032391), (1163, 18057084), (2326, 9028542), (3489, 6019028), (4652, 4514271), (6978, 3009514), (13956, 1504757)]