21236432

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1493}}^1$

素因数の和:1635

約数の個数: 40

約数和(自身を含む): 47425536

約数和(自身を除く): 26189104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1493, 1778, 2032, 2986, 3556, 5972, 7112, 10451, 11944, 14224, 20902, 23888, 41804, 83608, 167216, 189611, 379222, 758444, 1327277, 1516888, 2654554, 3033776, 5309108, 10618216, 21236432]

約数ペア:

[(1, 21236432), (2, 10618216), (4, 5309108), (7, 3033776), (8, 2654554), (14, 1516888), (16, 1327277), (28, 758444), (56, 379222), (112, 189611), (127, 167216), (254, 83608), (508, 41804), (889, 23888), (1016, 20902), (1493, 14224), (1778, 11944), (2032, 10451), (2986, 7112), (3556, 5972)]