21036996

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:983

約数の個数: 72

約数和(自身を含む): 57605184

約数和(自身を除く): 36568188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 243, 276, 324, 414, 486, 621, 828, 941, 972, 1242, 1863, 1882, 2484, 2823, 3726, 3764, 5589, 5646, 7452, 8469, 11178, 11292, 16938, 21643, 22356, 25407, 33876, 43286, 50814, 64929, 76221, 86572, 101628, 129858, 152442, 194787, 228663, 259716, 304884, 389574, 457326, 584361, 779148, 914652, 1168722, 1753083, 2337444, 3506166, 5259249, 7012332, 10518498, 21036996]

約数ペア:

[(1, 21036996), (2, 10518498), (3, 7012332), (4, 5259249), (6, 3506166), (9, 2337444), (12, 1753083), (18, 1168722), (23, 914652), (27, 779148), (36, 584361), (46, 457326), (54, 389574), (69, 304884), (81, 259716), (92, 228663), (108, 194787), (138, 152442), (162, 129858), (207, 101628), (243, 86572), (276, 76221), (324, 64929), (414, 50814), (486, 43286), (621, 33876), (828, 25407), (941, 22356), (972, 21643), (1242, 16938), (1863, 11292), (1882, 11178), (2484, 8469), (2823, 7452), (3726, 5646), (3764, 5589)]