21481985922

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{13337}}^1$

素因数の和:13631

約数の個数: 64

約数和(自身を含む): 46096128000

約数和(自身を除く): 24614142078

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 199, 213, 398, 426, 597, 1194, 1349, 2698, 3781, 4047, 7562, 8094, 11343, 13337, 14129, 22686, 26674, 28258, 40011, 42387, 80022, 84774, 253403, 268451, 506806, 536902, 760209, 805353, 946927, 1520418, 1610706, 1893854, 2654063, 2840781, 5308126, 5681562, 7962189, 15924378, 17991613, 35983226, 50427197, 53974839, 100854394, 107949678, 151281591, 188438473, 302563182, 376876946, 565315419, 1130630838, 3580330987, 7160661974, 10740992961, 21481985922]

約数ペア:

[(1, 21481985922), (2, 10740992961), (3, 7160661974), (6, 3580330987), (19, 1130630838), (38, 565315419), (57, 376876946), (71, 302563182), (114, 188438473), (142, 151281591), (199, 107949678), (213, 100854394), (398, 53974839), (426, 50427197), (597, 35983226), (1194, 17991613), (1349, 15924378), (2698, 7962189), (3781, 5681562), (4047, 5308126), (7562, 2840781), (8094, 2654063), (11343, 1893854), (13337, 1610706), (14129, 1520418), (22686, 946927), (26674, 805353), (28258, 760209), (40011, 536902), (42387, 506806), (80022, 268451), (84774, 253403)]