21147144

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21491}}^1$

素因数の和:21541

約数の個数: 32

約数和(自身を含む): 54159840

約数和(自身を除く): 33012696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21491, 42982, 64473, 85964, 128946, 171928, 257892, 515784, 881131, 1762262, 2643393, 3524524, 5286786, 7049048, 10573572, 21147144]

約数ペア:

[(1, 21147144), (2, 10573572), (3, 7049048), (4, 5286786), (6, 3524524), (8, 2643393), (12, 1762262), (24, 881131), (41, 515784), (82, 257892), (123, 171928), (164, 128946), (246, 85964), (328, 64473), (492, 42982), (984, 21491)]