21650135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4013}}^1$

素因数の和:4114

約数の個数: 16

約数和(自身を含む): 28322784

約数和(自身を除く): 6672649

約数列:

[1, 5, 13, 65, 83, 415, 1079, 4013, 5395, 20065, 52169, 260845, 333079, 1665395, 4330027, 21650135]

約数ペア:

[(1, 21650135), (5, 4330027), (13, 1665395), (65, 333079), (83, 260845), (415, 52169), (1079, 20065), (4013, 5395)]