21416976

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21247}}^1$

素因数の和:21268

約数の個数: 60

約数和(自身を含む): 68503552

約数和(自身を除く): 47086576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21247, 42494, 63741, 84988, 127482, 148729, 169976, 191223, 254964, 297458, 339952, 382446, 446187, 509928, 594916, 764892, 892374, 1019856, 1189832, 1338561, 1529784, 1784748, 2379664, 2677122, 3059568, 3569496, 5354244, 7138992, 10708488, 21416976]

約数ペア:

[(1, 21416976), (2, 10708488), (3, 7138992), (4, 5354244), (6, 3569496), (7, 3059568), (8, 2677122), (9, 2379664), (12, 1784748), (14, 1529784), (16, 1338561), (18, 1189832), (21, 1019856), (24, 892374), (28, 764892), (36, 594916), (42, 509928), (48, 446187), (56, 382446), (63, 339952), (72, 297458), (84, 254964), (112, 191223), (126, 169976), (144, 148729), (168, 127482), (252, 84988), (336, 63741), (504, 42494), (1008, 21247)]