21543592

素因数分解:

$2^3\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1237}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 46350720

約数和(自身を除く): 24807128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 311, 622, 1237, 1244, 2177, 2474, 2488, 4354, 4948, 8659, 8708, 9896, 17318, 17416, 34636, 69272, 384707, 769414, 1538828, 2692949, 3077656, 5385898, 10771796, 21543592]

約数ペア:

[(1, 21543592), (2, 10771796), (4, 5385898), (7, 3077656), (8, 2692949), (14, 1538828), (28, 769414), (56, 384707), (311, 69272), (622, 34636), (1237, 17416), (1244, 17318), (2177, 9896), (2474, 8708), (2488, 8659), (4354, 4948)]