21139608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4339}}^1$

素因数の和:4384

約数の個数: 64

約数和(自身を含む): 62496000

約数和(自身を除く): 41356392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4339, 4872, 8678, 13017, 17356, 26034, 30373, 34712, 52068, 60746, 91119, 104136, 121492, 125831, 182238, 242984, 251662, 364476, 377493, 503324, 728952, 754986, 880817, 1006648, 1509972, 1761634, 2642451, 3019944, 3523268, 5284902, 7046536, 10569804, 21139608]

約数ペア:

[(1, 21139608), (2, 10569804), (3, 7046536), (4, 5284902), (6, 3523268), (7, 3019944), (8, 2642451), (12, 1761634), (14, 1509972), (21, 1006648), (24, 880817), (28, 754986), (29, 728952), (42, 503324), (56, 377493), (58, 364476), (84, 251662), (87, 242984), (116, 182238), (168, 125831), (174, 121492), (203, 104136), (232, 91119), (348, 60746), (406, 52068), (609, 34712), (696, 30373), (812, 26034), (1218, 17356), (1624, 13017), (2436, 8678), (4339, 4872)]