21307752

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{4289}}^1$

素因数の和:4327

約数の個数: 64

約数和(自身を含む): 61776000

約数和(自身を除く): 40468248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4289, 4968, 8578, 12867, 17156, 25734, 34312, 38601, 51468, 77202, 98647, 102936, 115803, 154404, 197294, 231606, 295941, 308808, 394588, 463212, 591882, 789176, 887823, 926424, 1183764, 1775646, 2367528, 2663469, 3551292, 5326938, 7102584, 10653876, 21307752]

約数ペア:

[(1, 21307752), (2, 10653876), (3, 7102584), (4, 5326938), (6, 3551292), (8, 2663469), (9, 2367528), (12, 1775646), (18, 1183764), (23, 926424), (24, 887823), (27, 789176), (36, 591882), (46, 463212), (54, 394588), (69, 308808), (72, 295941), (92, 231606), (108, 197294), (138, 154404), (184, 115803), (207, 102936), (216, 98647), (276, 77202), (414, 51468), (552, 38601), (621, 34312), (828, 25734), (1242, 17156), (1656, 12867), (2484, 8578), (4289, 4968)]