21481584

素因数分解:

$2^4\times 3^1\times {\mathrm{251}}^1\times {\mathrm{1783}}^1$

素因数の和:2045

約数の個数: 40

約数和(自身を含む): 55746432

約数和(自身を除く): 34264848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 251, 502, 753, 1004, 1506, 1783, 2008, 3012, 3566, 4016, 5349, 6024, 7132, 10698, 12048, 14264, 21396, 28528, 42792, 85584, 447533, 895066, 1342599, 1790132, 2685198, 3580264, 5370396, 7160528, 10740792, 21481584]

約数ペア:

[(1, 21481584), (2, 10740792), (3, 7160528), (4, 5370396), (6, 3580264), (8, 2685198), (12, 1790132), (16, 1342599), (24, 895066), (48, 447533), (251, 85584), (502, 42792), (753, 28528), (1004, 21396), (1506, 14264), (1783, 12048), (2008, 10698), (3012, 7132), (3566, 6024), (4016, 5349)]