21429112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8293}}^1$

素因数の和:8335

約数の個数: 32

約数和(自身を含む): 44787600

約数和(自身を除く): 23358488

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 8293, 16586, 33172, 66344, 140981, 157567, 281962, 315134, 563924, 630268, 1127848, 1260536, 2678639, 5357278, 10714556, 21429112]

約数ペア:

[(1, 21429112), (2, 10714556), (4, 5357278), (8, 2678639), (17, 1260536), (19, 1127848), (34, 630268), (38, 563924), (68, 315134), (76, 281962), (136, 157567), (152, 140981), (323, 66344), (646, 33172), (1292, 16586), (2584, 8293)]