21449246

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1759}}^1$

素因数の和:1848

約数の個数: 32

約数和(自身を含む): 40212480

約数和(自身を除く): 18763234

約数列:

[1, 2, 7, 13, 14, 26, 67, 91, 134, 182, 469, 871, 938, 1742, 1759, 3518, 6097, 12194, 12313, 22867, 24626, 45734, 117853, 160069, 235706, 320138, 824971, 1532089, 1649942, 3064178, 10724623, 21449246]

約数ペア:

[(1, 21449246), (2, 10724623), (7, 3064178), (13, 1649942), (14, 1532089), (26, 824971), (67, 320138), (91, 235706), (134, 160069), (182, 117853), (469, 45734), (871, 24626), (938, 22867), (1742, 12313), (1759, 12194), (3518, 6097)]