2157082321821

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1740986539}}^1$

素因数の和:1740986608

約数の個数: 16

約数和(自身を含む): 3342694156800

約数和(自身を除く): 1185611834979

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 1740986539, 5222959617, 12186905773, 36560717319, 102718205801, 308154617403, 719027440607, 2157082321821]

約数ペア:

[(1, 2157082321821), (3, 719027440607), (7, 308154617403), (21, 102718205801), (59, 36560717319), (177, 12186905773), (413, 5222959617), (1239, 1740986539)]