21295944481

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{16033}}^1\times {\mathrm{6121}}^1$

素因数の和:22192

約数の個数: 16

約数和(自身を含む): 25128997888

約数和(自身を除く): 3833053407

約数列:

[1, 7, 31, 217, 6121, 16033, 42847, 112231, 189751, 497023, 1328257, 3479161, 98137993, 686965951, 3042277783, 21295944481]

約数ペア:

[(1, 21295944481), (7, 3042277783), (31, 686965951), (217, 98137993), (6121, 3479161), (16033, 1328257), (42847, 497023), (112231, 189751)]