21113246

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2917}}^1$

素因数の和:2984

約数の個数: 32

約数和(自身を含む): 40338432

約数和(自身を除く): 19225186

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 517, 658, 1034, 2917, 3619, 5834, 7238, 20419, 32087, 40838, 64174, 137099, 224609, 274198, 449218, 959693, 1508089, 1919386, 3016178, 10556623, 21113246]

約数ペア:

[(1, 21113246), (2, 10556623), (7, 3016178), (11, 1919386), (14, 1508089), (22, 959693), (47, 449218), (77, 274198), (94, 224609), (154, 137099), (329, 64174), (517, 40838), (658, 32087), (1034, 20419), (2917, 7238), (3619, 5834)]