21298224

素因数分解:

$2^4\times 3^1\times {\mathrm{577}}^1\times {\mathrm{769}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 55187440

約数和(自身を除く): 33889216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 577, 769, 1154, 1538, 1731, 2307, 2308, 3076, 3462, 4614, 4616, 6152, 6924, 9228, 9232, 12304, 13848, 18456, 27696, 36912, 443713, 887426, 1331139, 1774852, 2662278, 3549704, 5324556, 7099408, 10649112, 21298224]

約数ペア:

[(1, 21298224), (2, 10649112), (3, 7099408), (4, 5324556), (6, 3549704), (8, 2662278), (12, 1774852), (16, 1331139), (24, 887426), (48, 443713), (577, 36912), (769, 27696), (1154, 18456), (1538, 13848), (1731, 12304), (2307, 9232), (2308, 9228), (3076, 6924), (3462, 6152), (4614, 4616)]