21962783245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1\times {\mathrm{7723}}^1$

素因数の和:8461

約数の個数: 32

約数和(自身を含む): 28854145152

約数和(自身を除く): 6891361907

約数列:

[1, 5, 13, 65, 67, 335, 653, 871, 3265, 4355, 7723, 8489, 38615, 42445, 43751, 100399, 218755, 501995, 517441, 568763, 2587205, 2843815, 5043119, 6726733, 25215595, 33633665, 65560547, 327802735, 337888973, 1689444865, 4392556649, 21962783245]

約数ペア:

[(1, 21962783245), (5, 4392556649), (13, 1689444865), (65, 337888973), (67, 327802735), (335, 65560547), (653, 33633665), (871, 25215595), (3265, 6726733), (4355, 5043119), (7723, 2843815), (8489, 2587205), (38615, 568763), (42445, 517441), (43751, 501995), (100399, 218755)]