21193896

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 56361600

約数和(自身を除く): 35167704

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 232, 296, 348, 444, 696, 823, 888, 1073, 1646, 2146, 2469, 3219, 3292, 4292, 4938, 6438, 6584, 8584, 9876, 12876, 19752, 23867, 25752, 30451, 47734, 60902, 71601, 91353, 95468, 121804, 143202, 182706, 190936, 243608, 286404, 365412, 572808, 730824, 883079, 1766158, 2649237, 3532316, 5298474, 7064632, 10596948, 21193896]

約数ペア:

[(1, 21193896), (2, 10596948), (3, 7064632), (4, 5298474), (6, 3532316), (8, 2649237), (12, 1766158), (24, 883079), (29, 730824), (37, 572808), (58, 365412), (74, 286404), (87, 243608), (111, 190936), (116, 182706), (148, 143202), (174, 121804), (222, 95468), (232, 91353), (296, 71601), (348, 60902), (444, 47734), (696, 30451), (823, 25752), (888, 23867), (1073, 19752), (1646, 12876), (2146, 9876), (2469, 8584), (3219, 6584), (3292, 6438), (4292, 4938)]