21518202

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{739}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 45181440

約数和(自身を除く): 23663238

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 211, 422, 633, 739, 1266, 1478, 2217, 4434, 4853, 9706, 14559, 16997, 29118, 33994, 50991, 101982, 155929, 311858, 467787, 935574, 3586367, 7172734, 10759101, 21518202]

約数ペア:

[(1, 21518202), (2, 10759101), (3, 7172734), (6, 3586367), (23, 935574), (46, 467787), (69, 311858), (138, 155929), (211, 101982), (422, 50991), (633, 33994), (739, 29118), (1266, 16997), (1478, 14559), (2217, 9706), (4434, 4853)]