21717003

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2293}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 36997632

約数和(自身を除く): 15280629

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 2293, 3157, 6879, 9471, 16051, 25223, 48153, 75669, 94013, 176561, 282039, 529683, 658091, 1034143, 1974273, 3102429, 7239001, 21717003]

約数ペア:

[(1, 21717003), (3, 7239001), (7, 3102429), (11, 1974273), (21, 1034143), (33, 658091), (41, 529683), (77, 282039), (123, 176561), (231, 94013), (287, 75669), (451, 48153), (861, 25223), (1353, 16051), (2293, 9471), (3157, 6879)]