21311708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21059}}^1$

素因数の和:21097

約数の個数: 24

約数和(自身を含む): 42456960

約数和(自身を除く): 21145252

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21059, 42118, 84236, 231649, 463298, 484357, 926596, 968714, 1937428, 5327927, 10655854, 21311708]

約数ペア:

[(1, 21311708), (2, 10655854), (4, 5327927), (11, 1937428), (22, 968714), (23, 926596), (44, 484357), (46, 463298), (92, 231649), (253, 84236), (506, 42118), (1012, 21059)]