21200016

素因数分解:

$2^4\times 3^1\times {\mathrm{441667}}^1$

素因数の和:441678

約数の個数: 20

約数和(自身を含む): 54766832

約数和(自身を除く): 33566816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 441667, 883334, 1325001, 1766668, 2650002, 3533336, 5300004, 7066672, 10600008, 21200016]

約数ペア:

[(1, 21200016), (2, 10600008), (3, 7066672), (4, 5300004), (6, 3533336), (8, 2650002), (12, 1766668), (16, 1325001), (24, 883334), (48, 441667)]