21188040159

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{221477}}^1$

素因数の和:221727

約数の個数: 32

約数和(自身を含む): 33338640384

約数和(自身を除く): 12150600225

約数列:

[1, 3, 11, 13, 33, 39, 143, 223, 429, 669, 2453, 2899, 7359, 8697, 31889, 95667, 221477, 664431, 2436247, 2879201, 7308741, 8637603, 31671211, 49389371, 95013633, 148168113, 543283081, 642061823, 1629849243, 1926185469, 7062680053, 21188040159]

約数ペア:

[(1, 21188040159), (3, 7062680053), (11, 1926185469), (13, 1629849243), (33, 642061823), (39, 543283081), (143, 148168113), (223, 95013633), (429, 49389371), (669, 31671211), (2453, 8637603), (2899, 7308741), (7359, 2879201), (8697, 2436247), (31889, 664431), (95667, 221477)]