21420792

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{10259}}^1$

素因数の和:10300

約数の個数: 48

約数和(自身を含む): 60021000

約数和(自身を除く): 38600208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 10259, 20518, 30777, 41036, 61554, 82072, 92331, 123108, 184662, 246216, 297511, 369324, 595022, 738648, 892533, 1190044, 1785066, 2380088, 2677599, 3570132, 5355198, 7140264, 10710396, 21420792]

約数ペア:

[(1, 21420792), (2, 10710396), (3, 7140264), (4, 5355198), (6, 3570132), (8, 2677599), (9, 2380088), (12, 1785066), (18, 1190044), (24, 892533), (29, 738648), (36, 595022), (58, 369324), (72, 297511), (87, 246216), (116, 184662), (174, 123108), (232, 92331), (261, 82072), (348, 61554), (522, 41036), (696, 30777), (1044, 20518), (2088, 10259)]