21170136

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67853}}^1$

素因数の和:67875

約数の個数: 32

約数和(自身を含む): 56997360

約数和(自身を除く): 35827224

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67853, 135706, 203559, 271412, 407118, 542824, 814236, 882089, 1628472, 1764178, 2646267, 3528356, 5292534, 7056712, 10585068, 21170136]

約数ペア:

[(1, 21170136), (2, 10585068), (3, 7056712), (4, 5292534), (6, 3528356), (8, 2646267), (12, 1764178), (13, 1628472), (24, 882089), (26, 814236), (39, 542824), (52, 407118), (78, 271412), (104, 203559), (156, 135706), (312, 67853)]