2021091128

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{14737}}^1$

素因数の和:14860

約数の個数: 64

約数和(自身を含む): 4527513600

約数和(自身を除く): 2506422472

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 217, 248, 316, 434, 553, 632, 868, 1106, 1736, 2212, 2449, 4424, 4898, 9796, 14737, 17143, 19592, 29474, 34286, 58948, 68572, 103159, 117896, 137144, 206318, 412636, 456847, 825272, 913694, 1164223, 1827388, 2328446, 3197929, 3654776, 4656892, 6395858, 8149561, 9313784, 12791716, 16299122, 25583432, 32598244, 36090913, 65196488, 72181826, 144363652, 252636391, 288727304, 505272782, 1010545564, 2021091128]

約数ペア:

[(1, 2021091128), (2, 1010545564), (4, 505272782), (7, 288727304), (8, 252636391), (14, 144363652), (28, 72181826), (31, 65196488), (56, 36090913), (62, 32598244), (79, 25583432), (124, 16299122), (158, 12791716), (217, 9313784), (248, 8149561), (316, 6395858), (434, 4656892), (553, 3654776), (632, 3197929), (868, 2328446), (1106, 1827388), (1736, 1164223), (2212, 913694), (2449, 825272), (4424, 456847), (4898, 412636), (9796, 206318), (14737, 137144), (17143, 117896), (19592, 103159), (29474, 68572), (34286, 58948)]