21654324

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{5419}}^1$

素因数の和:5469

約数の個数: 48

約数和(自身を含む): 57668800

約数和(自身を除く): 36014476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 5419, 10838, 16257, 21676, 32514, 48771, 65028, 97542, 146313, 195084, 200503, 292626, 401006, 585252, 601509, 802012, 1203018, 1804527, 2406036, 3609054, 5413581, 7218108, 10827162, 21654324]

約数ペア:

[(1, 21654324), (2, 10827162), (3, 7218108), (4, 5413581), (6, 3609054), (9, 2406036), (12, 1804527), (18, 1203018), (27, 802012), (36, 601509), (37, 585252), (54, 401006), (74, 292626), (108, 200503), (111, 195084), (148, 146313), (222, 97542), (333, 65028), (444, 48771), (666, 32514), (999, 21676), (1332, 16257), (1998, 10838), (3996, 5419)]