21343351

素因数分解:

${\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 22696960

約数和(自身を除く): 1353609

約数列:

[1, 43, 61, 79, 103, 2623, 3397, 4429, 4819, 6283, 8137, 207217, 270169, 349891, 496357, 21343351]

約数ペア:

[(1, 21343351), (43, 496357), (61, 349891), (79, 270169), (103, 207217), (2623, 8137), (3397, 6283), (4429, 4819)]