21244652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2857}}^1$

素因数の和:2898

約数の個数: 36

約数和(自身を含む): 43933176

約数和(自身を除く): 22688524

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 2857, 3718, 5714, 7436, 11428, 31427, 37141, 62854, 74282, 125708, 148564, 408551, 482833, 817102, 965666, 1634204, 1931332, 5311163, 10622326, 21244652]

約数ペア:

[(1, 21244652), (2, 10622326), (4, 5311163), (11, 1931332), (13, 1634204), (22, 965666), (26, 817102), (44, 482833), (52, 408551), (143, 148564), (169, 125708), (286, 74282), (338, 62854), (572, 37141), (676, 31427), (1859, 11428), (2857, 7436), (3718, 5714)]