21886416

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{1747}}^1$

素因数の和:1793

約数の個数: 80

約数和(自身を含む): 65025600

約数和(自身を除く): 43139184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 87, 108, 116, 144, 174, 216, 232, 261, 348, 432, 464, 522, 696, 783, 1044, 1392, 1566, 1747, 2088, 3132, 3494, 4176, 5241, 6264, 6988, 10482, 12528, 13976, 15723, 20964, 27952, 31446, 41928, 47169, 50663, 62892, 83856, 94338, 101326, 125784, 151989, 188676, 202652, 251568, 303978, 377352, 405304, 455967, 607956, 754704, 810608, 911934, 1215912, 1367901, 1823868, 2431824, 2735802, 3647736, 5471604, 7295472, 10943208, 21886416]

約数ペア:

[(1, 21886416), (2, 10943208), (3, 7295472), (4, 5471604), (6, 3647736), (8, 2735802), (9, 2431824), (12, 1823868), (16, 1367901), (18, 1215912), (24, 911934), (27, 810608), (29, 754704), (36, 607956), (48, 455967), (54, 405304), (58, 377352), (72, 303978), (87, 251568), (108, 202652), (116, 188676), (144, 151989), (174, 125784), (216, 101326), (232, 94338), (261, 83856), (348, 62892), (432, 50663), (464, 47169), (522, 41928), (696, 31446), (783, 27952), (1044, 20964), (1392, 15723), (1566, 13976), (1747, 12528), (2088, 10482), (3132, 6988), (3494, 6264), (4176, 5241)]