21054648

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21397}}^1$

素因数の和:21447

約数の個数: 32

約数和(自身を含む): 53922960

約数和(自身を除く): 32868312

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21397, 42794, 64191, 85588, 128382, 171176, 256764, 513528, 877277, 1754554, 2631831, 3509108, 5263662, 7018216, 10527324, 21054648]

約数ペア:

[(1, 21054648), (2, 10527324), (3, 7018216), (4, 5263662), (6, 3509108), (8, 2631831), (12, 1754554), (24, 877277), (41, 513528), (82, 256764), (123, 171176), (164, 128382), (246, 85588), (328, 64191), (492, 42794), (984, 21397)]