21837939

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2539}}^1$

素因数の和:2650

約数の個数: 16

約数和(自身を含む): 30236160

約数和(自身を除く): 8398221

約数列:

[1, 3, 47, 61, 141, 183, 2539, 2867, 7617, 8601, 119333, 154879, 357999, 464637, 7279313, 21837939]

約数ペア:

[(1, 21837939), (3, 7279313), (47, 464637), (61, 357999), (141, 154879), (183, 119333), (2539, 8601), (2867, 7617)]