21536703545

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{24749}}^1$

素因数の和:24854

約数の個数: 48

約数和(自身を含む): 31534272000

約数和(自身を除く): 9997568455

約数列:

[1, 5, 7, 23, 35, 47, 115, 161, 235, 329, 529, 805, 1081, 1645, 2645, 3703, 5405, 7567, 18515, 24749, 24863, 37835, 123745, 124315, 173243, 174041, 569227, 866215, 870205, 1163203, 2846135, 3984589, 5816015, 8142421, 13092221, 19922945, 26753669, 40712105, 65461105, 91645547, 133768345, 187275683, 458227735, 615334387, 936378415, 3076671935, 4307340709, 21536703545]

約数ペア:

[(1, 21536703545), (5, 4307340709), (7, 3076671935), (23, 936378415), (35, 615334387), (47, 458227735), (115, 187275683), (161, 133768345), (235, 91645547), (329, 65461105), (529, 40712105), (805, 26753669), (1081, 19922945), (1645, 13092221), (2645, 8142421), (3703, 5816015), (5405, 3984589), (7567, 2846135), (18515, 1163203), (24749, 870205), (24863, 866215), (37835, 569227), (123745, 174041), (124315, 173243)]