21132252

素因数分解:

$2^2\times 3^6\times {\mathrm{7247}}^1$

素因数の和:7269

約数の個数: 42

約数和(自身を含む): 55454448

約数和(自身を除く): 34322196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 7247, 14494, 21741, 28988, 43482, 65223, 86964, 130446, 195669, 260892, 391338, 587007, 782676, 1174014, 1761021, 2348028, 3522042, 5283063, 7044084, 10566126, 21132252]

約数ペア:

[(1, 21132252), (2, 10566126), (3, 7044084), (4, 5283063), (6, 3522042), (9, 2348028), (12, 1761021), (18, 1174014), (27, 782676), (36, 587007), (54, 391338), (81, 260892), (108, 195669), (162, 130446), (243, 86964), (324, 65223), (486, 43482), (729, 28988), (972, 21741), (1458, 14494), (2916, 7247)]