21074732

素因数分解:

$2^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{4507}}^1$

素因数の和:4685

約数の個数: 24

約数和(自身を含む): 42411264

約数和(自身を除く): 21336532

約数列:

[1, 2, 4, 7, 14, 28, 167, 334, 668, 1169, 2338, 4507, 4676, 9014, 18028, 31549, 63098, 126196, 752669, 1505338, 3010676, 5268683, 10537366, 21074732]

約数ペア:

[(1, 21074732), (2, 10537366), (4, 5268683), (7, 3010676), (14, 1505338), (28, 752669), (167, 126196), (334, 63098), (668, 31549), (1169, 18028), (2338, 9014), (4507, 4676)]