21157926

素因数分解:

$2^1\times 3^1\times {\mathrm{269}}^1\times {\mathrm{13109}}^1$

素因数の和:13383

約数の個数: 16

約数和(自身を含む): 42476400

約数和(自身を除く): 21318474

約数列:

[1, 2, 3, 6, 269, 538, 807, 1614, 13109, 26218, 39327, 78654, 3526321, 7052642, 10578963, 21157926]

約数ペア:

[(1, 21157926), (2, 10578963), (3, 7052642), (6, 3526321), (269, 78654), (538, 39327), (807, 26218), (1614, 13109)]