21314590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5237}}^1$

素因数の和:5292

約数の個数: 32

約数和(自身を含む): 42993504

約数和(自身を除く): 21678914

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 5237, 10474, 26185, 52370, 57607, 115214, 193769, 288035, 387538, 576070, 968845, 1937690, 2131459, 4262918, 10657295, 21314590]

約数ペア:

[(1, 21314590), (2, 10657295), (5, 4262918), (10, 2131459), (11, 1937690), (22, 968845), (37, 576070), (55, 387538), (74, 288035), (110, 193769), (185, 115214), (370, 57607), (407, 52370), (814, 26185), (2035, 10474), (4070, 5237)]