213187212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{845981}}^1$

素因数の和:845998

約数の個数: 36

約数和(自身を含む): 615874896

約数和(自身を除く): 402687684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 845981, 1691962, 2537943, 3383924, 5075886, 5921867, 7613829, 10151772, 11843734, 15227658, 17765601, 23687468, 30455316, 35531202, 53296803, 71062404, 106593606, 213187212]

約数ペア:

[(1, 213187212), (2, 106593606), (3, 71062404), (4, 53296803), (6, 35531202), (7, 30455316), (9, 23687468), (12, 17765601), (14, 15227658), (18, 11843734), (21, 10151772), (28, 7613829), (36, 5921867), (42, 5075886), (63, 3383924), (84, 2537943), (126, 1691962), (252, 845981)]