21757246

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 39890880

約数和(自身を除く): 18133634

約数列:

[1, 2, 7, 14, 17, 34, 113, 119, 226, 238, 791, 809, 1582, 1618, 1921, 3842, 5663, 11326, 13447, 13753, 26894, 27506, 91417, 96271, 182834, 192542, 639919, 1279838, 1554089, 3108178, 10878623, 21757246]

約数ペア:

[(1, 21757246), (2, 10878623), (7, 3108178), (14, 1554089), (17, 1279838), (34, 639919), (113, 192542), (119, 182834), (226, 96271), (238, 91417), (791, 27506), (809, 26894), (1582, 13753), (1618, 13447), (1921, 11326), (3842, 5663)]