21989014782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1\times {\mathrm{12553}}^1$

素因数の和:12977

約数の個数: 64

約数和(自身を含む): 50762350080

約数和(自身を除く): 28773335298

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 179, 233, 358, 466, 537, 699, 1074, 1253, 1398, 1631, 2506, 3262, 3759, 4893, 7518, 9786, 12553, 25106, 37659, 41707, 75318, 83414, 87871, 125121, 175742, 250242, 263613, 291949, 527226, 583898, 875847, 1751694, 2246987, 2924849, 4493974, 5849698, 6740961, 8774547, 13481922, 15728909, 17549094, 20473943, 31457818, 40947886, 47186727, 61421829, 94373454, 122843658, 523547971, 1047095942, 1570643913, 3141287826, 3664835797, 7329671594, 10994507391, 21989014782]

約数ペア:

[(1, 21989014782), (2, 10994507391), (3, 7329671594), (6, 3664835797), (7, 3141287826), (14, 1570643913), (21, 1047095942), (42, 523547971), (179, 122843658), (233, 94373454), (358, 61421829), (466, 47186727), (537, 40947886), (699, 31457818), (1074, 20473943), (1253, 17549094), (1398, 15728909), (1631, 13481922), (2506, 8774547), (3262, 6740961), (3759, 5849698), (4893, 4493974), (7518, 2924849), (9786, 2246987), (12553, 1751694), (25106, 875847), (37659, 583898), (41707, 527226), (75318, 291949), (83414, 263613), (87871, 250242), (125121, 175742)]