2021812912

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{54869}}^1$

素因数の和:54938

約数の個数: 60

約数和(自身を含む): 4653853920

約数和(自身を除く): 2632041008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 376, 392, 658, 752, 784, 1316, 2303, 2632, 4606, 5264, 9212, 18424, 36848, 54869, 109738, 219476, 384083, 438952, 768166, 877904, 1536332, 2578843, 2688581, 3072664, 5157686, 5377162, 6145328, 10315372, 10754324, 18051901, 20630744, 21508648, 36103802, 41261488, 43017296, 72207604, 126363307, 144415208, 252726614, 288830416, 505453228, 1010906456, 2021812912]

約数ペア:

[(1, 2021812912), (2, 1010906456), (4, 505453228), (7, 288830416), (8, 252726614), (14, 144415208), (16, 126363307), (28, 72207604), (47, 43017296), (49, 41261488), (56, 36103802), (94, 21508648), (98, 20630744), (112, 18051901), (188, 10754324), (196, 10315372), (329, 6145328), (376, 5377162), (392, 5157686), (658, 3072664), (752, 2688581), (784, 2578843), (1316, 1536332), (2303, 877904), (2632, 768166), (4606, 438952), (5264, 384083), (9212, 219476), (18424, 109738), (36848, 54869)]