21911424

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1387

約数の個数: 64

約数和(自身を含む): 59600640

約数和(自身を除く): 37689216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1327, 1376, 2064, 2654, 2752, 3981, 4128, 5308, 5504, 7962, 8256, 10616, 15924, 16512, 21232, 31848, 42464, 57061, 63696, 84928, 114122, 127392, 169856, 171183, 228244, 254784, 342366, 456488, 509568, 684732, 912976, 1369464, 1825952, 2738928, 3651904, 5477856, 7303808, 10955712, 21911424]

約数ペア:

[(1, 21911424), (2, 10955712), (3, 7303808), (4, 5477856), (6, 3651904), (8, 2738928), (12, 1825952), (16, 1369464), (24, 912976), (32, 684732), (43, 509568), (48, 456488), (64, 342366), (86, 254784), (96, 228244), (128, 171183), (129, 169856), (172, 127392), (192, 114122), (258, 84928), (344, 63696), (384, 57061), (516, 42464), (688, 31848), (1032, 21232), (1327, 16512), (1376, 15924), (2064, 10616), (2654, 8256), (2752, 7962), (3981, 5504), (4128, 5308)]