21663774

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{12157}}^1$

素因数の和:12182

約数の個数: 40

約数和(自身を含む): 52960248

約数和(自身を除く): 31296474

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 12157, 24314, 36471, 72942, 109413, 133727, 218826, 267454, 328239, 401181, 656478, 802362, 984717, 1203543, 1969434, 2407086, 3610629, 7221258, 10831887, 21663774]

約数ペア:

[(1, 21663774), (2, 10831887), (3, 7221258), (6, 3610629), (9, 2407086), (11, 1969434), (18, 1203543), (22, 984717), (27, 802362), (33, 656478), (54, 401181), (66, 328239), (81, 267454), (99, 218826), (162, 133727), (198, 109413), (297, 72942), (594, 36471), (891, 24314), (1782, 12157)]