21368156908

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1019}}^1\times {\mathrm{5897}}^1$

素因数の和:7054

約数の個数: 48

約数和(自身を含む): 43122401280

約数和(自身を除く): 21754244372

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1019, 1778, 2038, 3556, 4076, 5897, 7133, 11794, 14266, 23588, 28532, 41279, 82558, 129413, 165116, 258826, 517652, 748919, 905891, 1497838, 1811782, 2995676, 3623564, 5242433, 6009043, 10484866, 12018086, 20969732, 24036172, 42063301, 84126602, 168253204, 763148461, 1526296922, 3052593844, 5342039227, 10684078454, 21368156908]

約数ペア:

[(1, 21368156908), (2, 10684078454), (4, 5342039227), (7, 3052593844), (14, 1526296922), (28, 763148461), (127, 168253204), (254, 84126602), (508, 42063301), (889, 24036172), (1019, 20969732), (1778, 12018086), (2038, 10484866), (3556, 6009043), (4076, 5242433), (5897, 3623564), (7133, 2995676), (11794, 1811782), (14266, 1497838), (23588, 905891), (28532, 748919), (41279, 517652), (82558, 258826), (129413, 165116)]