21597552

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{6521}}^1$

素因数の和:6558

約数の個数: 60

約数和(自身を含む): 63080784

約数和(自身を除く): 41483232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 6521, 13042, 19563, 26084, 39126, 52168, 58689, 78252, 104336, 117378, 149983, 156504, 234756, 299966, 313008, 449949, 469512, 599932, 899898, 939024, 1199864, 1349847, 1799796, 2399728, 2699694, 3599592, 5399388, 7199184, 10798776, 21597552]

約数ペア:

[(1, 21597552), (2, 10798776), (3, 7199184), (4, 5399388), (6, 3599592), (8, 2699694), (9, 2399728), (12, 1799796), (16, 1349847), (18, 1199864), (23, 939024), (24, 899898), (36, 599932), (46, 469512), (48, 449949), (69, 313008), (72, 299966), (92, 234756), (138, 156504), (144, 149983), (184, 117378), (207, 104336), (276, 78252), (368, 58689), (414, 52168), (552, 39126), (828, 26084), (1104, 19563), (1656, 13042), (3312, 6521)]