21478398

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{188407}}^1$

素因数の和:188431

約数の個数: 16

約数和(自身を含む): 45217920

約数和(自身を除く): 23739522

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 188407, 376814, 565221, 1130442, 3579733, 7159466, 10739199, 21478398]

約数ペア:

[(1, 21478398), (2, 10739199), (3, 7159466), (6, 3579733), (19, 1130442), (38, 565221), (57, 376814), (114, 188407)]