21890592

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2666

約数の個数: 72

約数和(自身を含む): 64422540

約数和(自身を除く): 42531948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2621, 2784, 4176, 5242, 7863, 8352, 10484, 15726, 20968, 23589, 31452, 41936, 47178, 62904, 76009, 83872, 94356, 125808, 152018, 188712, 228027, 251616, 304036, 377424, 456054, 608072, 684081, 754848, 912108, 1216144, 1368162, 1824216, 2432288, 2736324, 3648432, 5472648, 7296864, 10945296, 21890592]

約数ペア:

[(1, 21890592), (2, 10945296), (3, 7296864), (4, 5472648), (6, 3648432), (8, 2736324), (9, 2432288), (12, 1824216), (16, 1368162), (18, 1216144), (24, 912108), (29, 754848), (32, 684081), (36, 608072), (48, 456054), (58, 377424), (72, 304036), (87, 251616), (96, 228027), (116, 188712), (144, 152018), (174, 125808), (232, 94356), (261, 83872), (288, 76009), (348, 62904), (464, 47178), (522, 41936), (696, 31452), (928, 23589), (1044, 20968), (1392, 15726), (2088, 10484), (2621, 8352), (2784, 7863), (4176, 5242)]