21000882814

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1019}}^1\times {\mathrm{1979}}^1$

素因数の和:3168

約数の個数: 32

約数和(自身を含む): 32572108800

約数和(自身を除く): 11571225986

約数列:

[1, 2, 41, 82, 127, 254, 1019, 1979, 2038, 3958, 5207, 10414, 41779, 81139, 83558, 129413, 162278, 251333, 258826, 502666, 2016601, 4033202, 5305933, 10304653, 10611866, 20609306, 82680641, 165361282, 256108327, 512216654, 10500441407, 21000882814]

約数ペア:

[(1, 21000882814), (2, 10500441407), (41, 512216654), (82, 256108327), (127, 165361282), (254, 82680641), (1019, 20609306), (1979, 10611866), (2038, 10304653), (3958, 5305933), (5207, 4033202), (10414, 2016601), (41779, 502666), (81139, 258826), (83558, 251333), (129413, 162278)]