21836290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8431}}^1$

素因数の和:8482

約数の個数: 32

約数和(自身を含む): 46139904

約数和(自身を除く): 24303614

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 8431, 16862, 42155, 59017, 84310, 118034, 295085, 311947, 590170, 623894, 1559735, 2183629, 3119470, 4367258, 10918145, 21836290]

約数ペア:

[(1, 21836290), (2, 10918145), (5, 4367258), (7, 3119470), (10, 2183629), (14, 1559735), (35, 623894), (37, 590170), (70, 311947), (74, 295085), (185, 118034), (259, 84310), (370, 59017), (518, 42155), (1295, 16862), (2590, 8431)]