21593716

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{373}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 38924424

約数和(自身を除く): 17330708

約数列:

[1, 2, 4, 41, 82, 164, 353, 373, 706, 746, 1412, 1492, 14473, 15293, 28946, 30586, 57892, 61172, 131669, 263338, 526676, 5398429, 10796858, 21593716]

約数ペア:

[(1, 21593716), (2, 10796858), (4, 5398429), (41, 526676), (82, 263338), (164, 131669), (353, 61172), (373, 57892), (706, 30586), (746, 28946), (1412, 15293), (1492, 14473)]