21639144

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21991}}^1$

素因数の和:22041

約数の個数: 32

約数和(自身を含む): 55419840

約数和(自身を除く): 33780696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21991, 43982, 65973, 87964, 131946, 175928, 263892, 527784, 901631, 1803262, 2704893, 3606524, 5409786, 7213048, 10819572, 21639144]

約数ペア:

[(1, 21639144), (2, 10819572), (3, 7213048), (4, 5409786), (6, 3606524), (8, 2704893), (12, 1803262), (24, 901631), (41, 527784), (82, 263892), (123, 175928), (164, 131946), (246, 87964), (328, 65973), (492, 43982), (984, 21991)]