21802472

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 42601800

約数和(自身を除く): 20799328

約数列:

[1, 2, 4, 8, 37, 73, 74, 146, 148, 292, 296, 584, 1009, 2018, 2701, 4036, 5402, 8072, 10804, 21608, 37333, 73657, 74666, 147314, 149332, 294628, 298664, 589256, 2725309, 5450618, 10901236, 21802472]

約数ペア:

[(1, 21802472), (2, 10901236), (4, 5450618), (8, 2725309), (37, 589256), (73, 298664), (74, 294628), (146, 149332), (148, 147314), (292, 74666), (296, 73657), (584, 37333), (1009, 21608), (2018, 10804), (2701, 8072), (4036, 5402)]