21764224

素因数分解:

$2^7\times {\mathrm{193}}^1\times {\mathrm{881}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 43632540

約数和(自身を除く): 21868316

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 193, 386, 772, 881, 1544, 1762, 3088, 3524, 6176, 7048, 12352, 14096, 24704, 28192, 56384, 112768, 170033, 340066, 680132, 1360264, 2720528, 5441056, 10882112, 21764224]

約数ペア:

[(1, 21764224), (2, 10882112), (4, 5441056), (8, 2720528), (16, 1360264), (32, 680132), (64, 340066), (128, 170033), (193, 112768), (386, 56384), (772, 28192), (881, 24704), (1544, 14096), (1762, 12352), (3088, 7048), (3524, 6176)]