21333144

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5521}}^1$

素因数の和:5560

約数の個数: 64

約数和(自身を含む): 63613440

約数和(自身を除く): 42280296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 5521, 11042, 16563, 22084, 33126, 38647, 44168, 66252, 77294, 115941, 126983, 132504, 154588, 231882, 253966, 309176, 380949, 463764, 507932, 761898, 888881, 927528, 1015864, 1523796, 1777762, 2666643, 3047592, 3555524, 5333286, 7111048, 10666572, 21333144]

約数ペア:

[(1, 21333144), (2, 10666572), (3, 7111048), (4, 5333286), (6, 3555524), (7, 3047592), (8, 2666643), (12, 1777762), (14, 1523796), (21, 1015864), (23, 927528), (24, 888881), (28, 761898), (42, 507932), (46, 463764), (56, 380949), (69, 309176), (84, 253966), (92, 231882), (138, 154588), (161, 132504), (168, 126983), (184, 115941), (276, 77294), (322, 66252), (483, 44168), (552, 38647), (644, 33126), (966, 22084), (1288, 16563), (1932, 11042), (3864, 5521)]