21230489665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{90847}}^1$

素因数の和:91477

約数の個数: 32

約数和(自身を含む): 31815696384

約数和(自身を除く): 10585206719

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 607, 3035, 4249, 6677, 21245, 33385, 46739, 90847, 233695, 454235, 635929, 999317, 3179645, 4996585, 6995219, 34976095, 55144129, 275720645, 386008903, 606585419, 1930044515, 3032927095, 4246097933, 21230489665]

約数ペア:

[(1, 21230489665), (5, 4246097933), (7, 3032927095), (11, 1930044515), (35, 606585419), (55, 386008903), (77, 275720645), (385, 55144129), (607, 34976095), (3035, 6995219), (4249, 4996585), (6677, 3179645), (21245, 999317), (33385, 635929), (46739, 454235), (90847, 233695)]