21817054

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11717}}^1$

素因数の和:11752

約数の個数: 24

約数和(自身を含む): 40075560

約数和(自身を除く): 18258506

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 11717, 23434, 82019, 164038, 222623, 445246, 574133, 1148266, 1558361, 3116722, 10908527, 21817054]

約数ペア:

[(1, 21817054), (2, 10908527), (7, 3116722), (14, 1558361), (19, 1148266), (38, 574133), (49, 445246), (98, 222623), (133, 164038), (266, 82019), (931, 23434), (1862, 11717)]