21360702937

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{314299}}^1$

素因数の和:314405

約数の個数: 24

約数和(自身を含む): 26514348000

約数和(自身を除く): 5153645063

約数列:

[1, 7, 19, 49, 73, 133, 511, 931, 1387, 3577, 9709, 67963, 314299, 2200093, 5971681, 15400651, 22943827, 41801767, 160606789, 292612369, 435932713, 1124247523, 3051528991, 21360702937]

約数ペア:

[(1, 21360702937), (7, 3051528991), (19, 1124247523), (49, 435932713), (73, 292612369), (133, 160606789), (511, 41801767), (931, 22943827), (1387, 15400651), (3577, 5971681), (9709, 2200093), (67963, 314299)]