21980136

素因数分解:

$2^3\times 3^1\times {\mathrm{915839}}^1$

素因数の和:915848

約数の個数: 16

約数和(自身を含む): 54950400

約数和(自身を除く): 32970264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 915839, 1831678, 2747517, 3663356, 5495034, 7326712, 10990068, 21980136]

約数ペア:

[(1, 21980136), (2, 10990068), (3, 7326712), (4, 5495034), (6, 3663356), (8, 2747517), (12, 1831678), (24, 915839)]