21444136

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2293}}^1$

素因数の和:2473

約数の個数: 32

約数和(自身を含む): 46247040

約数和(自身を除く): 24802904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2293, 2338, 4586, 4676, 9172, 9352, 16051, 18344, 32102, 64204, 128408, 382931, 765862, 1531724, 2680517, 3063448, 5361034, 10722068, 21444136]

約数ペア:

[(1, 21444136), (2, 10722068), (4, 5361034), (7, 3063448), (8, 2680517), (14, 1531724), (28, 765862), (56, 382931), (167, 128408), (334, 64204), (668, 32102), (1169, 18344), (1336, 16051), (2293, 9352), (2338, 9172), (4586, 4676)]