21505362

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 44812032

約数和(自身を除く): 23306670

約数列:

[1, 2, 3, 6, 37, 73, 74, 111, 146, 219, 222, 438, 1327, 2654, 2701, 3981, 5402, 7962, 8103, 16206, 49099, 96871, 98198, 147297, 193742, 290613, 294594, 581226, 3584227, 7168454, 10752681, 21505362]

約数ペア:

[(1, 21505362), (2, 10752681), (3, 7168454), (6, 3584227), (37, 581226), (73, 294594), (74, 290613), (111, 193742), (146, 147297), (219, 98198), (222, 96871), (438, 49099), (1327, 16206), (2654, 8103), (2701, 7962), (3981, 5402)]