21431232

素因数分解:

$2^6\times 3^2\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1330

約数の個数: 84

約数和(自身を含む): 63596520

約数和(自身を除く): 42165288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 144, 174, 192, 232, 261, 288, 348, 464, 522, 576, 696, 928, 1044, 1283, 1392, 1856, 2088, 2566, 2784, 3849, 4176, 5132, 5568, 7698, 8352, 10264, 11547, 15396, 16704, 20528, 23094, 30792, 37207, 41056, 46188, 61584, 74414, 82112, 92376, 111621, 123168, 148828, 184752, 223242, 246336, 297656, 334863, 369504, 446484, 595312, 669726, 739008, 892968, 1190624, 1339452, 1785936, 2381248, 2678904, 3571872, 5357808, 7143744, 10715616, 21431232]

約数ペア:

[(1, 21431232), (2, 10715616), (3, 7143744), (4, 5357808), (6, 3571872), (8, 2678904), (9, 2381248), (12, 1785936), (16, 1339452), (18, 1190624), (24, 892968), (29, 739008), (32, 669726), (36, 595312), (48, 446484), (58, 369504), (64, 334863), (72, 297656), (87, 246336), (96, 223242), (116, 184752), (144, 148828), (174, 123168), (192, 111621), (232, 92376), (261, 82112), (288, 74414), (348, 61584), (464, 46188), (522, 41056), (576, 37207), (696, 30792), (928, 23094), (1044, 20528), (1283, 16704), (1392, 15396), (1856, 11547), (2088, 10264), (2566, 8352), (2784, 7698), (3849, 5568), (4176, 5132)]