21916024

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{210731}}^1$

素因数の和:210750

約数の個数: 16

約数和(自身を含む): 44253720

約数和(自身を除く): 22337696

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 210731, 421462, 842924, 1685848, 2739503, 5479006, 10958012, 21916024]

約数ペア:

[(1, 21916024), (2, 10958012), (4, 5479006), (8, 2739503), (13, 1685848), (26, 842924), (52, 421462), (104, 210731)]