21578954712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2732897}}^1$

素因数の和:2732960

約数の個数: 64

約数和(自身を含む): 62965969920

約数和(自身を除く): 41387015208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 3948, 7896, 2732897, 5465794, 8198691, 10931588, 16397382, 19130279, 21863176, 32794764, 38260558, 57390837, 65589528, 76521116, 114781674, 128446159, 153042232, 229563348, 256892318, 385338477, 459126696, 513784636, 770676954, 899123113, 1027569272, 1541353908, 1798246226, 2697369339, 3082707816, 3596492452, 5394738678, 7192984904, 10789477356, 21578954712]

約数ペア:

[(1, 21578954712), (2, 10789477356), (3, 7192984904), (4, 5394738678), (6, 3596492452), (7, 3082707816), (8, 2697369339), (12, 1798246226), (14, 1541353908), (21, 1027569272), (24, 899123113), (28, 770676954), (42, 513784636), (47, 459126696), (56, 385338477), (84, 256892318), (94, 229563348), (141, 153042232), (168, 128446159), (188, 114781674), (282, 76521116), (329, 65589528), (376, 57390837), (564, 38260558), (658, 32794764), (987, 21863176), (1128, 19130279), (1316, 16397382), (1974, 10931588), (2632, 8198691), (3948, 5465794), (7896, 2732897)]