21598676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13267}}^1$

素因数の和:13319

約数の個数: 24

約数和(自身を含む): 42351456

約数和(自身を除く): 20752780

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 13267, 26534, 53068, 145937, 291874, 490879, 583748, 981758, 1963516, 5399669, 10799338, 21598676]

約数ペア:

[(1, 21598676), (2, 10799338), (4, 5399669), (11, 1963516), (22, 981758), (37, 583748), (44, 490879), (74, 291874), (148, 145937), (407, 53068), (814, 26534), (1628, 13267)]