21985206

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 44972928

約数和(自身を除く): 22987722

約数列:

[1, 2, 3, 6, 83, 131, 166, 249, 262, 337, 393, 498, 674, 786, 1011, 2022, 10873, 21746, 27971, 32619, 44147, 55942, 65238, 83913, 88294, 132441, 167826, 264882, 3664201, 7328402, 10992603, 21985206]

約数ペア:

[(1, 21985206), (2, 10992603), (3, 7328402), (6, 3664201), (83, 264882), (131, 167826), (166, 132441), (249, 88294), (262, 83913), (337, 65238), (393, 55942), (498, 44147), (674, 32619), (786, 27971), (1011, 21746), (2022, 10873)]