20950872453

素因数分解:

$3^3\times 7^1\times {\mathrm{4373}}^1\times {\mathrm{25349}}^1$

素因数の和:29738

約数の個数: 32

約数和(自身を含む): 35481888000

約数和(自身を除く): 14531015547

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 4373, 13119, 25349, 30611, 39357, 76047, 91833, 118071, 177443, 228141, 275499, 532329, 684423, 826497, 1596987, 4790961, 110851177, 332553531, 775958239, 997660593, 2327874717, 2992981779, 6983624151, 20950872453]

約数ペア:

[(1, 20950872453), (3, 6983624151), (7, 2992981779), (9, 2327874717), (21, 997660593), (27, 775958239), (63, 332553531), (189, 110851177), (4373, 4790961), (13119, 1596987), (25349, 826497), (30611, 684423), (39357, 532329), (76047, 275499), (91833, 228141), (118071, 177443)]