21376512

素因数分解:

$2^9\times 3^2\times {\mathrm{4639}}^1$

素因数の和:4663

約数の個数: 60

約数和(自身を含む): 61707360

約数和(自身を除く): 40330848

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, 768, 1152, 1536, 2304, 4608, 4639, 9278, 13917, 18556, 27834, 37112, 41751, 55668, 74224, 83502, 111336, 148448, 167004, 222672, 296896, 334008, 445344, 593792, 668016, 890688, 1187584, 1336032, 1781376, 2375168, 2672064, 3562752, 5344128, 7125504, 10688256, 21376512]

約数ペア:

[(1, 21376512), (2, 10688256), (3, 7125504), (4, 5344128), (6, 3562752), (8, 2672064), (9, 2375168), (12, 1781376), (16, 1336032), (18, 1187584), (24, 890688), (32, 668016), (36, 593792), (48, 445344), (64, 334008), (72, 296896), (96, 222672), (128, 167004), (144, 148448), (192, 111336), (256, 83502), (288, 74224), (384, 55668), (512, 41751), (576, 37112), (768, 27834), (1152, 18556), (1536, 13917), (2304, 9278), (4608, 4639)]