21432902401

素因数分解:

${\mathrm{151}}^1\times {\mathrm{331}}^1\times {\mathrm{571}}^1\times {\mathrm{751}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 21706786816

約数和(自身を除く): 273884415

約数列:

[1, 151, 331, 571, 751, 49981, 86221, 113401, 189001, 248581, 428821, 28539151, 37535731, 64751971, 141939751, 21432902401]

約数ペア:

[(1, 21432902401), (151, 141939751), (331, 64751971), (571, 37535731), (751, 28539151), (49981, 428821), (86221, 248581), (113401, 189001)]