21045486140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3666461}}^1$

素因数の和:3666518

約数の個数: 48

約数和(自身を含む): 51741111744

約数和(自身を除く): 30695625604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 3666461, 7332922, 14665844, 18332305, 25665227, 36664610, 51330454, 73329220, 102660908, 128326135, 150324901, 256652270, 300649802, 513304540, 601299604, 751624505, 1052274307, 1503249010, 2104548614, 3006498020, 4209097228, 5261371535, 10522743070, 21045486140]

約数ペア:

[(1, 21045486140), (2, 10522743070), (4, 5261371535), (5, 4209097228), (7, 3006498020), (10, 2104548614), (14, 1503249010), (20, 1052274307), (28, 751624505), (35, 601299604), (41, 513304540), (70, 300649802), (82, 256652270), (140, 150324901), (164, 128326135), (205, 102660908), (287, 73329220), (410, 51330454), (574, 36664610), (820, 25665227), (1148, 18332305), (1435, 14665844), (2870, 7332922), (5740, 3666461)]