21825712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 44568576

約数和(自身を除く): 22742864

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 127, 184, 254, 368, 467, 508, 934, 1016, 1868, 2032, 2921, 3736, 5842, 7472, 10741, 11684, 21482, 23368, 42964, 46736, 59309, 85928, 118618, 171856, 237236, 474472, 948944, 1364107, 2728214, 5456428, 10912856, 21825712]

約数ペア:

[(1, 21825712), (2, 10912856), (4, 5456428), (8, 2728214), (16, 1364107), (23, 948944), (46, 474472), (92, 237236), (127, 171856), (184, 118618), (254, 85928), (368, 59309), (467, 46736), (508, 42964), (934, 23368), (1016, 21482), (1868, 11684), (2032, 10741), (2921, 7472), (3736, 5842)]