21968048

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{15427}}^1$

素因数の和:15524

約数の個数: 20

約数和(自身を含む): 43044120

約数和(自身を除く): 21076072

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 15427, 30854, 61708, 123416, 246832, 1373003, 2746006, 5492012, 10984024, 21968048]

約数ペア:

[(1, 21968048), (2, 10984024), (4, 5492012), (8, 2746006), (16, 1373003), (89, 246832), (178, 123416), (356, 61708), (712, 30854), (1424, 15427)]