2021656245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{176641}}^1$

素因数の和:176765

約数の個数: 32

約数和(自身を含む): 3730679040

約数和(自身を除く): 1709022795

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 327, 545, 763, 1635, 2289, 3815, 11445, 176641, 529923, 883205, 1236487, 2649615, 3709461, 6182435, 18547305, 19253869, 57761607, 96269345, 134777083, 288808035, 404331249, 673885415, 2021656245]

約数ペア:

[(1, 2021656245), (3, 673885415), (5, 404331249), (7, 288808035), (15, 134777083), (21, 96269345), (35, 57761607), (105, 19253869), (109, 18547305), (327, 6182435), (545, 3709461), (763, 2649615), (1635, 1236487), (2289, 883205), (3815, 529923), (11445, 176641)]