21083608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28961}}^1$

素因数の和:28987

約数の個数: 32

約数和(自身を含む): 48656160

約数和(自身を除く): 27572552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 28961, 57922, 115844, 202727, 231688, 376493, 405454, 752986, 810908, 1505972, 1621816, 2635451, 3011944, 5270902, 10541804, 21083608]

約数ペア:

[(1, 21083608), (2, 10541804), (4, 5270902), (7, 3011944), (8, 2635451), (13, 1621816), (14, 1505972), (26, 810908), (28, 752986), (52, 405454), (56, 376493), (91, 231688), (104, 202727), (182, 115844), (364, 57922), (728, 28961)]