21561036257

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1\times {\mathrm{20407}}^1$

素因数の和:21148

約数の個数: 16

約数和(自身を含む): 22851735552

約数和(自身を除く): 1290699295

約数列:

[1, 23, 71, 647, 1633, 14881, 20407, 45937, 469361, 1056551, 1448897, 13203329, 33324631, 303676567, 937436359, 21561036257]

約数ペア:

[(1, 21561036257), (23, 937436359), (71, 303676567), (647, 33324631), (1633, 13203329), (14881, 1448897), (20407, 1056551), (45937, 469361)]