21064846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 36067680

約数和(自身を除く): 15002834

約数列:

[1, 2, 11, 22, 29, 58, 137, 241, 274, 319, 482, 638, 1507, 2651, 3014, 3973, 5302, 6989, 7946, 13978, 33017, 43703, 66034, 76879, 87406, 153758, 363187, 726374, 957493, 1914986, 10532423, 21064846]

約数ペア:

[(1, 21064846), (2, 10532423), (11, 1914986), (22, 957493), (29, 726374), (58, 363187), (137, 153758), (241, 87406), (274, 76879), (319, 66034), (482, 43703), (638, 33017), (1507, 13978), (2651, 7946), (3014, 6989), (3973, 5302)]