21013496

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22073}}^1$

素因数の和:22103

約数の個数: 32

約数和(自身を含む): 47679840

約数和(自身を除く): 26666344

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22073, 44146, 88292, 154511, 176584, 309022, 375241, 618044, 750482, 1236088, 1500964, 2626687, 3001928, 5253374, 10506748, 21013496]

約数ペア:

[(1, 21013496), (2, 10506748), (4, 5253374), (7, 3001928), (8, 2626687), (14, 1500964), (17, 1236088), (28, 750482), (34, 618044), (56, 375241), (68, 309022), (119, 176584), (136, 154511), (238, 88292), (476, 44146), (952, 22073)]