21763405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1951}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 27546624

約数和(自身を除く): 5783219

約数列:

[1, 5, 23, 97, 115, 485, 1951, 2231, 9755, 11155, 44873, 189247, 224365, 946235, 4352681, 21763405]

約数ペア:

[(1, 21763405), (5, 4352681), (23, 946235), (97, 224365), (115, 189247), (485, 44873), (1951, 11155), (2231, 9755)]