21461214

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 44250624

約数和(自身を除く): 22789410

約数列:

[1, 2, 3, 6, 43, 86, 129, 193, 258, 386, 431, 579, 862, 1158, 1293, 2586, 8299, 16598, 18533, 24897, 37066, 49794, 55599, 83183, 111198, 166366, 249549, 499098, 3576869, 7153738, 10730607, 21461214]

約数ペア:

[(1, 21461214), (2, 10730607), (3, 7153738), (6, 3576869), (43, 499098), (86, 249549), (129, 166366), (193, 111198), (258, 83183), (386, 55599), (431, 49794), (579, 37066), (862, 24897), (1158, 18533), (1293, 16598), (2586, 8299)]