21124572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251483}}^1$

素因数の和:251497

約数の個数: 24

約数和(自身を含む): 56332416

約数和(自身を除く): 35207844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251483, 502966, 754449, 1005932, 1508898, 1760381, 3017796, 3520762, 5281143, 7041524, 10562286, 21124572]

約数ペア:

[(1, 21124572), (2, 10562286), (3, 7041524), (4, 5281143), (6, 3520762), (7, 3017796), (12, 1760381), (14, 1508898), (21, 1005932), (28, 754449), (42, 502966), (84, 251483)]