2021076978

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 4198677120

約数和(自身を除く): 2177600142

約数列:

[1, 2, 3, 6, 59, 73, 118, 146, 177, 197, 219, 354, 394, 397, 438, 591, 794, 1182, 1191, 2382, 4307, 8614, 11623, 12921, 14381, 23246, 23423, 25842, 28762, 28981, 34869, 43143, 46846, 57962, 69738, 70269, 78209, 86286, 86943, 140538, 156418, 173886, 234627, 469254, 848479, 1696958, 1709879, 2545437, 3419758, 4614331, 5090874, 5129637, 5709257, 9228662, 10259274, 11418514, 13842993, 17127771, 27685986, 34255542, 336846163, 673692326, 1010538489, 2021076978]

約数ペア:

[(1, 2021076978), (2, 1010538489), (3, 673692326), (6, 336846163), (59, 34255542), (73, 27685986), (118, 17127771), (146, 13842993), (177, 11418514), (197, 10259274), (219, 9228662), (354, 5709257), (394, 5129637), (397, 5090874), (438, 4614331), (591, 3419758), (794, 2545437), (1182, 1709879), (1191, 1696958), (2382, 848479), (4307, 469254), (8614, 234627), (11623, 173886), (12921, 156418), (14381, 140538), (23246, 86943), (23423, 86286), (25842, 78209), (28762, 70269), (28981, 69738), (34869, 57962), (43143, 46846)]