21404152

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34747}}^1$

素因数の和:34771

約数の個数: 32

約数和(自身を含む): 50037120

約数和(自身を除く): 28632968

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34747, 69494, 138988, 243229, 277976, 382217, 486458, 764434, 972916, 1528868, 1945832, 2675519, 3057736, 5351038, 10702076, 21404152]

約数ペア:

[(1, 21404152), (2, 10702076), (4, 5351038), (7, 3057736), (8, 2675519), (11, 1945832), (14, 1528868), (22, 972916), (28, 764434), (44, 486458), (56, 382217), (77, 277976), (88, 243229), (154, 138988), (308, 69494), (616, 34747)]