21459138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{155501}}^1$

素因数の和:155529

約数の個数: 16

約数和(自身を含む): 44784576

約数和(自身を除く): 23325438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 155501, 311002, 466503, 933006, 3576523, 7153046, 10729569, 21459138]

約数ペア:

[(1, 21459138), (2, 10729569), (3, 7153046), (6, 3576523), (23, 933006), (46, 466503), (69, 311002), (138, 155501)]