21004634

素因数分解:

$2^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 37372800

約数和(自身を除く): 16368166

約数列:

[1, 2, 7, 14, 49, 67, 98, 134, 343, 457, 469, 686, 914, 938, 3199, 3283, 6398, 6566, 22393, 22981, 30619, 44786, 45962, 61238, 156751, 214333, 313502, 428666, 1500331, 3000662, 10502317, 21004634]

約数ペア:

[(1, 21004634), (2, 10502317), (7, 3000662), (14, 1500331), (49, 428666), (67, 313502), (98, 214333), (134, 156751), (343, 61238), (457, 45962), (469, 44786), (686, 30619), (914, 22981), (938, 22393), (3199, 6566), (3283, 6398)]