21128045657

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{3079}}^1$

素因数の和:3405

約数の個数: 32

約数和(自身を含む): 23482905600

約数和(自身を除く): 2354859943

約数列:

[1, 19, 37, 43, 227, 703, 817, 1591, 3079, 4313, 8399, 9761, 30229, 58501, 113923, 132397, 159581, 185459, 361157, 698933, 2164537, 2515543, 4898689, 6861983, 13279727, 25860521, 30054119, 93075091, 491349899, 571028261, 1112002403, 21128045657]

約数ペア:

[(1, 21128045657), (19, 1112002403), (37, 571028261), (43, 491349899), (227, 93075091), (703, 30054119), (817, 25860521), (1591, 13279727), (3079, 6861983), (4313, 4898689), (8399, 2515543), (9761, 2164537), (30229, 698933), (58501, 361157), (113923, 185459), (132397, 159581)]