21696774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{14293}}^1$

素因数の和:14332

約数の個数: 32

約数和(自身を含む): 49400064

約数和(自身を除く): 27703290

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 14293, 28586, 42879, 85758, 157223, 314446, 328739, 471669, 657478, 943338, 986217, 1972434, 3616129, 7232258, 10848387, 21696774]

約数ペア:

[(1, 21696774), (2, 10848387), (3, 7232258), (6, 3616129), (11, 1972434), (22, 986217), (23, 943338), (33, 657478), (46, 471669), (66, 328739), (69, 314446), (138, 157223), (253, 85758), (506, 42879), (759, 28586), (1518, 14293)]