21300497736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3426721}}^1$

素因数の和:3426774

約数の個数: 64

約数和(自身を含む): 62503409280

約数和(自身を除く): 41202911544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 3426721, 6853442, 10280163, 13706884, 20560326, 23987047, 27413768, 41120652, 47974094, 71961141, 82241304, 95948188, 126788677, 143922282, 191896376, 253577354, 287844564, 380366031, 507154708, 575689128, 760732062, 887520739, 1014309416, 1521464124, 1775041478, 2662562217, 3042928248, 3550082956, 5325124434, 7100165912, 10650248868, 21300497736]

約数ペア:

[(1, 21300497736), (2, 10650248868), (3, 7100165912), (4, 5325124434), (6, 3550082956), (7, 3042928248), (8, 2662562217), (12, 1775041478), (14, 1521464124), (21, 1014309416), (24, 887520739), (28, 760732062), (37, 575689128), (42, 507154708), (56, 380366031), (74, 287844564), (84, 253577354), (111, 191896376), (148, 143922282), (168, 126788677), (222, 95948188), (259, 82241304), (296, 71961141), (444, 47974094), (518, 41120652), (777, 27413768), (888, 23987047), (1036, 20560326), (1554, 13706884), (2072, 10280163), (3108, 6853442), (6216, 3426721)]