21483288

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12973}}^1$

素因数の和:13008

約数の個数: 48

約数和(自身を含む): 60718320

約数和(自身を除く): 39235032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12973, 25946, 38919, 51892, 77838, 103784, 116757, 155676, 233514, 298379, 311352, 467028, 596758, 895137, 934056, 1193516, 1790274, 2387032, 2685411, 3580548, 5370822, 7161096, 10741644, 21483288]

約数ペア:

[(1, 21483288), (2, 10741644), (3, 7161096), (4, 5370822), (6, 3580548), (8, 2685411), (9, 2387032), (12, 1790274), (18, 1193516), (23, 934056), (24, 895137), (36, 596758), (46, 467028), (69, 311352), (72, 298379), (92, 233514), (138, 155676), (184, 116757), (207, 103784), (276, 77838), (414, 51892), (552, 38919), (828, 25946), (1656, 12973)]