21024528

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{1277}}^1$

素因数の和:1309

約数の個数: 80

約数和(自身を含む): 63388800

約数和(自身を除く): 42364272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 686, 784, 1029, 1176, 1277, 1372, 2058, 2352, 2554, 2744, 3831, 4116, 5108, 5488, 7662, 8232, 8939, 10216, 15324, 16464, 17878, 20432, 26817, 30648, 35756, 53634, 61296, 62573, 71512, 107268, 125146, 143024, 187719, 214536, 250292, 375438, 429072, 438011, 500584, 750876, 876022, 1001168, 1314033, 1501752, 1752044, 2628066, 3003504, 3504088, 5256132, 7008176, 10512264, 21024528]

約数ペア:

[(1, 21024528), (2, 10512264), (3, 7008176), (4, 5256132), (6, 3504088), (7, 3003504), (8, 2628066), (12, 1752044), (14, 1501752), (16, 1314033), (21, 1001168), (24, 876022), (28, 750876), (42, 500584), (48, 438011), (49, 429072), (56, 375438), (84, 250292), (98, 214536), (112, 187719), (147, 143024), (168, 125146), (196, 107268), (294, 71512), (336, 62573), (343, 61296), (392, 53634), (588, 35756), (686, 30648), (784, 26817), (1029, 20432), (1176, 17878), (1277, 16464), (1372, 15324), (2058, 10216), (2352, 8939), (2554, 8232), (2744, 7662), (3831, 5488), (4116, 5108)]