21913975765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{753187}}^1$

素因数の和:753249

約数の個数: 24

約数和(自身を含む): 29988933408

約数和(自身を除く): 8074957643

約数列:

[1, 5, 11, 23, 55, 115, 253, 529, 1265, 2645, 5819, 29095, 753187, 3765935, 8285057, 17323301, 41425285, 86616505, 190556311, 398435923, 952781555, 1992179615, 4382795153, 21913975765]

約数ペア:

[(1, 21913975765), (5, 4382795153), (11, 1992179615), (23, 952781555), (55, 398435923), (115, 190556311), (253, 86616505), (529, 41425285), (1265, 17323301), (2645, 8285057), (5819, 3765935), (29095, 753187)]