21114115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16691}}^1$

素因数の和:16730

約数の個数: 16

約数和(自身を含む): 28843776

約数和(自身を除く): 7729661

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 16691, 83455, 183601, 383893, 918005, 1919465, 4222823, 21114115]

約数ペア:

[(1, 21114115), (5, 4222823), (11, 1919465), (23, 918005), (55, 383893), (115, 183601), (253, 83455), (1265, 16691)]