21836195721

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1\times {\mathrm{2269}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 33513916800

約数和(自身を除く): 11677721079

約数列:

[1, 3, 9, 19, 57, 167, 171, 337, 501, 1011, 1503, 2269, 3033, 3173, 6403, 6807, 9519, 19209, 20421, 28557, 43111, 56279, 57627, 129333, 168837, 378923, 387999, 506511, 764653, 1069301, 1136769, 2293959, 3207903, 3410307, 6881877, 7199537, 9623709, 14528407, 21598611, 43585221, 64795833, 127697051, 130755663, 383091153, 1149273459, 2426243969, 7278731907, 21836195721]

約数ペア:

[(1, 21836195721), (3, 7278731907), (9, 2426243969), (19, 1149273459), (57, 383091153), (167, 130755663), (171, 127697051), (337, 64795833), (501, 43585221), (1011, 21598611), (1503, 14528407), (2269, 9623709), (3033, 7199537), (3173, 6881877), (6403, 3410307), (6807, 3207903), (9519, 2293959), (19209, 1136769), (20421, 1069301), (28557, 764653), (43111, 506511), (56279, 387999), (57627, 378923), (129333, 168837)]