21821451144

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1613}}^1\times {\mathrm{13109}}^1$

素因数の和:14774

約数の個数: 64

約数和(自身を含む): 55861185600

約数和(自身を除く): 34039734456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 1613, 3226, 4839, 6452, 9678, 12904, 13109, 19356, 26218, 38712, 39327, 52436, 69359, 78654, 104872, 138718, 157308, 208077, 277436, 314616, 416154, 554872, 563687, 832308, 1127374, 1664616, 1691061, 2254748, 3382122, 4509496, 6764244, 13528488, 21144817, 42289634, 63434451, 84579268, 126868902, 169158536, 253737804, 507475608, 909227131, 1818454262, 2727681393, 3636908524, 5455362786, 7273817048, 10910725572, 21821451144]

約数ペア:

[(1, 21821451144), (2, 10910725572), (3, 7273817048), (4, 5455362786), (6, 3636908524), (8, 2727681393), (12, 1818454262), (24, 909227131), (43, 507475608), (86, 253737804), (129, 169158536), (172, 126868902), (258, 84579268), (344, 63434451), (516, 42289634), (1032, 21144817), (1613, 13528488), (3226, 6764244), (4839, 4509496), (6452, 3382122), (9678, 2254748), (12904, 1691061), (13109, 1664616), (19356, 1127374), (26218, 832308), (38712, 563687), (39327, 554872), (52436, 416154), (69359, 314616), (78654, 277436), (104872, 208077), (138718, 157308)]