21942276

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 53996544

約数和(自身を除く): 32054268

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 107, 138, 214, 276, 321, 428, 642, 743, 1284, 1486, 2229, 2461, 2972, 4458, 4922, 7383, 8916, 9844, 14766, 17089, 29532, 34178, 51267, 68356, 79501, 102534, 159002, 205068, 238503, 318004, 477006, 954012, 1828523, 3657046, 5485569, 7314092, 10971138, 21942276]

約数ペア:

[(1, 21942276), (2, 10971138), (3, 7314092), (4, 5485569), (6, 3657046), (12, 1828523), (23, 954012), (46, 477006), (69, 318004), (92, 238503), (107, 205068), (138, 159002), (214, 102534), (276, 79501), (321, 68356), (428, 51267), (642, 34178), (743, 29532), (1284, 17089), (1486, 14766), (2229, 9844), (2461, 8916), (2972, 7383), (4458, 4922)]