21735138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{659}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 23884062

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 239, 478, 659, 717, 1318, 1434, 1977, 3954, 5497, 10994, 15157, 16491, 30314, 32982, 45471, 90942, 157501, 315002, 472503, 945006, 3622523, 7245046, 10867569, 21735138]

約数ペア:

[(1, 21735138), (2, 10867569), (3, 7245046), (6, 3622523), (23, 945006), (46, 472503), (69, 315002), (138, 157501), (239, 90942), (478, 45471), (659, 32982), (717, 30314), (1318, 16491), (1434, 15157), (1977, 10994), (3954, 5497)]