21477648

素因数分解:

$2^4\times 3^1\times {\mathrm{447451}}^1$

素因数の和:447462

約数の個数: 20

約数和(自身を含む): 55484048

約数和(自身を除く): 34006400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 447451, 894902, 1342353, 1789804, 2684706, 3579608, 5369412, 7159216, 10738824, 21477648]

約数ペア:

[(1, 21477648), (2, 10738824), (3, 7159216), (4, 5369412), (6, 3579608), (8, 2684706), (12, 1789804), (16, 1342353), (24, 894902), (48, 447451)]