21961539712

素因数分解:

$2^7\times 7^2\times {\mathrm{83}}^1\times {\mathrm{42187}}^1$

素因数の和:42298

約数の個数: 96

約数和(自身を含む): 51509016720

約数和(自身を除く): 29547477008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 83, 98, 112, 128, 166, 196, 224, 332, 392, 448, 581, 664, 784, 896, 1162, 1328, 1568, 2324, 2656, 3136, 4067, 4648, 5312, 6272, 8134, 9296, 10624, 16268, 18592, 32536, 37184, 42187, 65072, 74368, 84374, 130144, 168748, 260288, 295309, 337496, 520576, 590618, 674992, 1181236, 1349984, 2067163, 2362472, 2699968, 3501521, 4134326, 4724944, 5399936, 7003042, 8268652, 9449888, 14006084, 16537304, 18899776, 24510647, 28012168, 33074608, 37799552, 49021294, 56024336, 66149216, 98042588, 112048672, 132298432, 171574529, 196085176, 224097344, 264596864, 343149058, 392170352, 448194688, 686298116, 784340704, 1372596232, 1568681408, 2745192464, 3137362816, 5490384928, 10980769856, 21961539712]

約数ペア:

[(1, 21961539712), (2, 10980769856), (4, 5490384928), (7, 3137362816), (8, 2745192464), (14, 1568681408), (16, 1372596232), (28, 784340704), (32, 686298116), (49, 448194688), (56, 392170352), (64, 343149058), (83, 264596864), (98, 224097344), (112, 196085176), (128, 171574529), (166, 132298432), (196, 112048672), (224, 98042588), (332, 66149216), (392, 56024336), (448, 49021294), (581, 37799552), (664, 33074608), (784, 28012168), (896, 24510647), (1162, 18899776), (1328, 16537304), (1568, 14006084), (2324, 9449888), (2656, 8268652), (3136, 7003042), (4067, 5399936), (4648, 4724944), (5312, 4134326), (6272, 3501521), (8134, 2699968), (9296, 2362472), (10624, 2067163), (16268, 1349984), (18592, 1181236), (32536, 674992), (37184, 590618), (42187, 520576), (65072, 337496), (74368, 295309), (84374, 260288), (130144, 168748)]