21273492

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{19919}}^1$

素因数の和:20015

約数の個数: 24

約数和(自身を含む): 50198400

約数和(自身を除く): 28924908

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 19919, 39838, 59757, 79676, 119514, 239028, 1772791, 3545582, 5318373, 7091164, 10636746, 21273492]

約数ペア:

[(1, 21273492), (2, 10636746), (3, 7091164), (4, 5318373), (6, 3545582), (12, 1772791), (89, 239028), (178, 119514), (267, 79676), (356, 59757), (534, 39838), (1068, 19919)]