21802254

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 44997120

約数和(自身を除く): 23194866

約数列:

[1, 2, 3, 6, 61, 71, 122, 142, 183, 213, 366, 426, 839, 1678, 2517, 4331, 5034, 8662, 12993, 25986, 51179, 59569, 102358, 119138, 153537, 178707, 307074, 357414, 3633709, 7267418, 10901127, 21802254]

約数ペア:

[(1, 21802254), (2, 10901127), (3, 7267418), (6, 3633709), (61, 357414), (71, 307074), (122, 178707), (142, 153537), (183, 119138), (213, 102358), (366, 59569), (426, 51179), (839, 25986), (1678, 12993), (2517, 8662), (4331, 5034)]