21965763

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{941}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 30385152

約数和(自身を除く): 8419389

約数列:

[1, 3, 31, 93, 251, 753, 941, 2823, 7781, 23343, 29171, 87513, 236191, 708573, 7321921, 21965763]

約数ペア:

[(1, 21965763), (3, 7321921), (31, 708573), (93, 236191), (251, 87513), (753, 29171), (941, 23343), (2823, 7781)]