21374692

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1031}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 38489472

約数和(自身を除く): 17114780

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 1031, 2062, 4124, 5183, 10366, 20732, 73201, 75263, 146402, 150526, 292804, 301052, 5343673, 10687346, 21374692]

約数ペア:

[(1, 21374692), (2, 10687346), (4, 5343673), (71, 301052), (73, 292804), (142, 150526), (146, 146402), (284, 75263), (292, 73201), (1031, 20732), (2062, 10366), (4124, 5183)]