21277056

素因数分解:

$2^7\times 3^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 57430080

約数和(自身を除く): 36153024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 128, 134, 192, 201, 268, 384, 402, 536, 804, 827, 1072, 1608, 1654, 2144, 2481, 3216, 3308, 4288, 4962, 6432, 6616, 8576, 9924, 12864, 13232, 19848, 25728, 26464, 39696, 52928, 55409, 79392, 105856, 110818, 158784, 166227, 221636, 317568, 332454, 443272, 664908, 886544, 1329816, 1773088, 2659632, 3546176, 5319264, 7092352, 10638528, 21277056]

約数ペア:

[(1, 21277056), (2, 10638528), (3, 7092352), (4, 5319264), (6, 3546176), (8, 2659632), (12, 1773088), (16, 1329816), (24, 886544), (32, 664908), (48, 443272), (64, 332454), (67, 317568), (96, 221636), (128, 166227), (134, 158784), (192, 110818), (201, 105856), (268, 79392), (384, 55409), (402, 52928), (536, 39696), (804, 26464), (827, 25728), (1072, 19848), (1608, 13232), (1654, 12864), (2144, 9924), (2481, 8576), (3216, 6616), (3308, 6432), (4288, 4962)]