21791520632

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1975301}}^1$

素因数の和:1975511

約数の個数: 32

約数和(自身を含む): 46933175520

約数和(自身を除く): 25141654888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2758, 5516, 11032, 1975301, 3950602, 7901204, 13827107, 15802408, 27654214, 55308428, 110616856, 389134297, 778268594, 1556537188, 2723940079, 3113074376, 5447880158, 10895760316, 21791520632]

約数ペア:

[(1, 21791520632), (2, 10895760316), (4, 5447880158), (7, 3113074376), (8, 2723940079), (14, 1556537188), (28, 778268594), (56, 389134297), (197, 110616856), (394, 55308428), (788, 27654214), (1379, 15802408), (1576, 13827107), (2758, 7901204), (5516, 3950602), (11032, 1975301)]