2021781696249

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1\times {\mathrm{1178213}}^1$

素因数の和:1180257

約数の個数: 32

約数和(自身を含む): 3157538114304

約数和(自身を除く): 1135756418055

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1993, 5979, 13951, 41853, 81713, 245139, 571991, 1178213, 1715973, 3534639, 8247491, 24742473, 48306733, 144920199, 338147131, 1014441393, 2348178509, 7044535527, 16437249563, 49311748689, 96275318869, 288825956607, 673927232083, 2021781696249]

約数ペア:

[(1, 2021781696249), (3, 673927232083), (7, 288825956607), (21, 96275318869), (41, 49311748689), (123, 16437249563), (287, 7044535527), (861, 2348178509), (1993, 1014441393), (5979, 338147131), (13951, 144920199), (41853, 48306733), (81713, 24742473), (245139, 8247491), (571991, 3534639), (1178213, 1715973)]