21836669708

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{61057}}^1$

素因数の和:61362

約数の個数: 48

約数和(自身を含む): 44682732864

約数和(自身を除く): 22846063156

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 241, 371, 482, 742, 964, 1484, 1687, 3374, 6748, 12773, 25546, 51092, 61057, 89411, 122114, 178822, 244228, 357644, 427399, 854798, 1709596, 3236021, 6472042, 12944084, 14714737, 22652147, 29429474, 45304294, 58858948, 90608588, 103003159, 206006318, 412012636, 779881061, 1559762122, 3119524244, 5459167427, 10918334854, 21836669708]

約数ペア:

[(1, 21836669708), (2, 10918334854), (4, 5459167427), (7, 3119524244), (14, 1559762122), (28, 779881061), (53, 412012636), (106, 206006318), (212, 103003159), (241, 90608588), (371, 58858948), (482, 45304294), (742, 29429474), (964, 22652147), (1484, 14714737), (1687, 12944084), (3374, 6472042), (6748, 3236021), (12773, 1709596), (25546, 854798), (51092, 427399), (61057, 357644), (89411, 244228), (122114, 178822)]