21483955

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1471}}^1$

素因数の和:1626

約数の個数: 16

約数和(自身を含む): 27131904

約数和(自身を除く): 5647949

約数列:

[1, 5, 23, 115, 127, 635, 1471, 2921, 7355, 14605, 33833, 169165, 186817, 934085, 4296791, 21483955]

約数ペア:

[(1, 21483955), (5, 4296791), (23, 934085), (115, 186817), (127, 169165), (635, 33833), (1471, 14605), (2921, 7355)]