21331512

素因数分解:

$2^3\times 3^5\times {\mathrm{10973}}^1$

素因数の和:10994

約数の個数: 48

約数和(自身を含む): 59918040

約数和(自身を除く): 38586528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10973, 21946, 32919, 43892, 65838, 87784, 98757, 131676, 197514, 263352, 296271, 395028, 592542, 790056, 888813, 1185084, 1777626, 2370168, 2666439, 3555252, 5332878, 7110504, 10665756, 21331512]

約数ペア:

[(1, 21331512), (2, 10665756), (3, 7110504), (4, 5332878), (6, 3555252), (8, 2666439), (9, 2370168), (12, 1777626), (18, 1185084), (24, 888813), (27, 790056), (36, 592542), (54, 395028), (72, 296271), (81, 263352), (108, 197514), (162, 131676), (216, 98757), (243, 87784), (324, 65838), (486, 43892), (648, 32919), (972, 21946), (1944, 10973)]