21639168

素因数分解:

$2^{12}\times 3^2\times {\mathrm{587}}^1$

素因数の和:617

約数の個数: 78

約数和(自身を含む): 62612004

約数和(自身を除く): 40972836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 587, 768, 1024, 1152, 1174, 1536, 1761, 2048, 2304, 2348, 3072, 3522, 4096, 4608, 4696, 5283, 6144, 7044, 9216, 9392, 10566, 12288, 14088, 18432, 18784, 21132, 28176, 36864, 37568, 42264, 56352, 75136, 84528, 112704, 150272, 169056, 225408, 300544, 338112, 450816, 601088, 676224, 901632, 1202176, 1352448, 1803264, 2404352, 2704896, 3606528, 5409792, 7213056, 10819584, 21639168]

約数ペア:

[(1, 21639168), (2, 10819584), (3, 7213056), (4, 5409792), (6, 3606528), (8, 2704896), (9, 2404352), (12, 1803264), (16, 1352448), (18, 1202176), (24, 901632), (32, 676224), (36, 601088), (48, 450816), (64, 338112), (72, 300544), (96, 225408), (128, 169056), (144, 150272), (192, 112704), (256, 84528), (288, 75136), (384, 56352), (512, 42264), (576, 37568), (587, 36864), (768, 28176), (1024, 21132), (1152, 18784), (1174, 18432), (1536, 14088), (1761, 12288), (2048, 10566), (2304, 9392), (2348, 9216), (3072, 7044), (3522, 6144), (4096, 5283), (4608, 4696)]