21419893

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 3074507

約数列:

[1, 11, 29, 83, 319, 809, 913, 2407, 8899, 23461, 26477, 67147, 258071, 738617, 1947263, 21419893]

約数ペア:

[(1, 21419893), (11, 1947263), (29, 738617), (83, 258071), (319, 67147), (809, 26477), (913, 23461), (2407, 8899)]