21159148751

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{31727}}^1$

素因数の和:31859

約数の個数: 24

約数和(自身を含む): 23987256384

約数和(自身を除く): 2828107633

約数列:

[1, 13, 29, 61, 377, 793, 841, 1769, 10933, 22997, 31727, 51301, 412451, 666913, 920083, 1935347, 11961079, 25159511, 26682407, 56125063, 346871291, 729625819, 1627626827, 21159148751]

約数ペア:

[(1, 21159148751), (13, 1627626827), (29, 729625819), (61, 346871291), (377, 56125063), (793, 26682407), (841, 25159511), (1769, 11961079), (10933, 1935347), (22997, 920083), (31727, 666913), (51301, 412451)]