21553211596

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1\times {\mathrm{9697}}^1$

素因数の和:10358

約数の個数: 48

約数和(自身を含む): 43464418816

約数和(自身を除く): 21911207220

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 487, 652, 974, 1141, 1948, 2282, 3409, 4564, 6818, 9697, 13636, 19394, 38788, 67879, 79381, 135758, 158762, 271516, 317524, 555667, 1111334, 1580611, 2222668, 3161222, 4722439, 6322444, 9444878, 11064277, 18889756, 22128554, 33057073, 44257108, 66114146, 132228292, 769757557, 1539515114, 3079030228, 5388302899, 10776605798, 21553211596]

約数ペア:

[(1, 21553211596), (2, 10776605798), (4, 5388302899), (7, 3079030228), (14, 1539515114), (28, 769757557), (163, 132228292), (326, 66114146), (487, 44257108), (652, 33057073), (974, 22128554), (1141, 18889756), (1948, 11064277), (2282, 9444878), (3409, 6322444), (4564, 4722439), (6818, 3161222), (9697, 2222668), (13636, 1580611), (19394, 1111334), (38788, 555667), (67879, 317524), (79381, 271516), (135758, 158762)]