21000736389556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1842816461}}^1$

素因数の和:1842816520

約数の個数: 48

約数和(自身を含む): 47058161173632

約数和(自身を除く): 26057424784076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 2849, 5698, 11396, 1842816461, 3685632922, 7371265844, 12899715227, 20270981071, 25799430454, 40541962142, 51598860908, 68184209057, 81083924284, 136368418114, 141896867497, 272736836228, 283793734994, 477289463399, 567587469988, 750026299627, 954578926798, 1500052599254, 1909157853596, 3000105198508, 5250184097389, 10500368194778, 21000736389556]

約数ペア:

[(1, 21000736389556), (2, 10500368194778), (4, 5250184097389), (7, 3000105198508), (11, 1909157853596), (14, 1500052599254), (22, 954578926798), (28, 750026299627), (37, 567587469988), (44, 477289463399), (74, 283793734994), (77, 272736836228), (148, 141896867497), (154, 136368418114), (259, 81083924284), (308, 68184209057), (407, 51598860908), (518, 40541962142), (814, 25799430454), (1036, 20270981071), (1628, 12899715227), (2849, 7371265844), (5698, 3685632922), (11396, 1842816461)]