21825992

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{4243}}^1$

素因数の和:4892

約数の個数: 16

約数和(自身を含む): 40997040

約数和(自身を除く): 19171048

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 4243, 5144, 8486, 16972, 33944, 2728249, 5456498, 10912996, 21825992]

約数ペア:

[(1, 21825992), (2, 10912996), (4, 5456498), (8, 2728249), (643, 33944), (1286, 16972), (2572, 8486), (4243, 5144)]