21646506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4561}}^1$

素因数の和:4686

約数の個数: 32

約数和(自身を含む): 49926528

約数和(自身を除く): 28280022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4561, 4746, 9122, 13683, 27366, 31927, 63854, 95781, 191562, 515393, 1030786, 1546179, 3092358, 3607751, 7215502, 10823253, 21646506]

約数ペア:

[(1, 21646506), (2, 10823253), (3, 7215502), (6, 3607751), (7, 3092358), (14, 1546179), (21, 1030786), (42, 515393), (113, 191562), (226, 95781), (339, 63854), (678, 31927), (791, 27366), (1582, 13683), (2373, 9122), (4561, 4746)]