21644016

素因数分解:

$2^4\times 3^1\times {\mathrm{450917}}^1$

素因数の和:450928

約数の個数: 20

約数和(自身を含む): 55913832

約数和(自身を除く): 34269816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450917, 901834, 1352751, 1803668, 2705502, 3607336, 5411004, 7214672, 10822008, 21644016]

約数ペア:

[(1, 21644016), (2, 10822008), (3, 7214672), (4, 5411004), (6, 3607336), (8, 2705502), (12, 1803668), (16, 1352751), (24, 901834), (48, 450917)]