21000608630

素因数分解:

$2^1\times 5^1\times {\mathrm{28603}}^1\times {\mathrm{73421}}^1$

素因数の和:102031

約数の個数: 16

約数和(自身を含む): 37802931984

約数和(自身を除く): 16802323354

約数列:

[1, 2, 5, 10, 28603, 57206, 73421, 143015, 146842, 286030, 367105, 734210, 2100060863, 4200121726, 10500304315, 21000608630]

約数ペア:

[(1, 21000608630), (2, 10500304315), (5, 4200121726), (10, 2100060863), (28603, 734210), (57206, 367105), (73421, 286030), (143015, 146842)]