21856554036

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{11455217}}^1$

素因数の和:11455280

約数の個数: 36

約数和(自身を含む): 56290941252

約数和(自身を除く): 34434387216

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 11455217, 22910434, 34365651, 45820868, 68731302, 103096953, 137462604, 206193906, 412387812, 607126501, 1214253002, 1821379503, 2428506004, 3642759006, 5464138509, 7285518012, 10928277018, 21856554036]

約数ペア:

[(1, 21856554036), (2, 10928277018), (3, 7285518012), (4, 5464138509), (6, 3642759006), (9, 2428506004), (12, 1821379503), (18, 1214253002), (36, 607126501), (53, 412387812), (106, 206193906), (159, 137462604), (212, 103096953), (318, 68731302), (477, 45820868), (636, 34365651), (954, 22910434), (1908, 11455217)]