21969646

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 14525714

約数列:

[1, 2, 23, 29, 43, 46, 58, 86, 383, 667, 766, 989, 1247, 1334, 1978, 2494, 8809, 11107, 16469, 17618, 22214, 28681, 32938, 57362, 255461, 378787, 477601, 510922, 757574, 955202, 10984823, 21969646]

約数ペア:

[(1, 21969646), (2, 10984823), (23, 955202), (29, 757574), (43, 510922), (46, 477601), (58, 378787), (86, 255461), (383, 57362), (667, 32938), (766, 28681), (989, 22214), (1247, 17618), (1334, 16469), (1978, 11107), (2494, 8809)]