21290596

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4289}}^1$

素因数の和:4383

約数の個数: 24

約数和(自身を含む): 39999960

約数和(自身を除く): 18709364

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 292, 1241, 2482, 4289, 4964, 8578, 17156, 72913, 145826, 291652, 313097, 626194, 1252388, 5322649, 10645298, 21290596]

約数ペア:

[(1, 21290596), (2, 10645298), (4, 5322649), (17, 1252388), (34, 626194), (68, 313097), (73, 291652), (146, 145826), (292, 72913), (1241, 17156), (2482, 8578), (4289, 4964)]