21903968

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7691}}^1$

素因数の和:7790

約数の個数: 24

約数和(自身を含む): 43613640

約数和(自身を除く): 21709672

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7691, 15382, 30764, 61528, 123056, 246112, 684499, 1368998, 2737996, 5475992, 10951984, 21903968]

約数ペア:

[(1, 21903968), (2, 10951984), (4, 5475992), (8, 2737996), (16, 1368998), (32, 684499), (89, 246112), (178, 123056), (356, 61528), (712, 30764), (1424, 15382), (2848, 7691)]