21797172912

素因数分解:

$2^4\times 3^1\times {\mathrm{2789}}^1\times {\mathrm{162821}}^1$

素因数の和:165621

約数の個数: 40

約数和(自身を含む): 56329899120

約数和(自身を除く): 34532726208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2789, 5578, 8367, 11156, 16734, 22312, 33468, 44624, 66936, 133872, 162821, 325642, 488463, 651284, 976926, 1302568, 1953852, 2605136, 3907704, 7815408, 454107769, 908215538, 1362323307, 1816431076, 2724646614, 3632862152, 5449293228, 7265724304, 10898586456, 21797172912]

約数ペア:

[(1, 21797172912), (2, 10898586456), (3, 7265724304), (4, 5449293228), (6, 3632862152), (8, 2724646614), (12, 1816431076), (16, 1362323307), (24, 908215538), (48, 454107769), (2789, 7815408), (5578, 3907704), (8367, 2605136), (11156, 1953852), (16734, 1302568), (22312, 976926), (33468, 651284), (44624, 488463), (66936, 325642), (133872, 162821)]