21163446

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{40543}}^1$

素因数の和:40580

約数の個数: 24

約数和(自身を含む): 47436480

約数和(自身を除く): 26273034

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 40543, 81086, 121629, 243258, 364887, 729774, 1175747, 2351494, 3527241, 7054482, 10581723, 21163446]

約数ペア:

[(1, 21163446), (2, 10581723), (3, 7054482), (6, 3527241), (9, 2351494), (18, 1175747), (29, 729774), (58, 364887), (87, 243258), (174, 121629), (261, 81086), (522, 40543)]