21871713

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{4261}}^1$

素因数の和:4352

約数の個数: 16

約数和(自身を含む): 30686400

約数和(自身を除く): 8814687

約数列:

[1, 3, 29, 59, 87, 177, 1711, 4261, 5133, 12783, 123569, 251399, 370707, 754197, 7290571, 21871713]

約数ペア:

[(1, 21871713), (3, 7290571), (29, 754197), (59, 370707), (87, 251399), (177, 123569), (1711, 12783), (4261, 5133)]