21729574

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{5231}}^1$

素因数の和:5331

約数の個数: 16

約数和(自身を含む): 34154496

約数和(自身を除く): 12424922

約数列:

[1, 2, 31, 62, 67, 134, 2077, 4154, 5231, 10462, 162161, 324322, 350477, 700954, 10864787, 21729574]

約数ペア:

[(1, 21729574), (2, 10864787), (31, 700954), (62, 350477), (67, 324322), (134, 162161), (2077, 10462), (4154, 5231)]