21472646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26641}}^1$

素因数の和:26687

約数の個数: 16

約数和(自身を含む): 35806848

約数和(自身を除く): 14334202

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 26641, 53282, 346333, 692666, 825871, 1651742, 10736323, 21472646]

約数ペア:

[(1, 21472646), (2, 10736323), (13, 1651742), (26, 825871), (31, 692666), (62, 346333), (403, 53282), (806, 26641)]