21827512

素因数分解:

$2^3\times 7^1\times {\mathrm{409}}^1\times {\mathrm{953}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 46936800

約数和(自身を除く): 25109288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 409, 818, 953, 1636, 1906, 2863, 3272, 3812, 5726, 6671, 7624, 11452, 13342, 22904, 26684, 53368, 389777, 779554, 1559108, 2728439, 3118216, 5456878, 10913756, 21827512]

約数ペア:

[(1, 21827512), (2, 10913756), (4, 5456878), (7, 3118216), (8, 2728439), (14, 1559108), (28, 779554), (56, 389777), (409, 53368), (818, 26684), (953, 22904), (1636, 13342), (1906, 11452), (2863, 7624), (3272, 6671), (3812, 5726)]