21848024

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 47952000

約数和(自身を除く): 26103976

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 73, 76, 88, 146, 152, 179, 209, 292, 358, 418, 584, 716, 803, 836, 1387, 1432, 1606, 1672, 1969, 2774, 3212, 3401, 3938, 5548, 6424, 6802, 7876, 11096, 13067, 13604, 15257, 15752, 26134, 27208, 30514, 37411, 52268, 61028, 74822, 104536, 122056, 143737, 149644, 248273, 287474, 299288, 496546, 574948, 993092, 1149896, 1986184, 2731003, 5462006, 10924012, 21848024]

約数ペア:

[(1, 21848024), (2, 10924012), (4, 5462006), (8, 2731003), (11, 1986184), (19, 1149896), (22, 993092), (38, 574948), (44, 496546), (73, 299288), (76, 287474), (88, 248273), (146, 149644), (152, 143737), (179, 122056), (209, 104536), (292, 74822), (358, 61028), (418, 52268), (584, 37411), (716, 30514), (803, 27208), (836, 26134), (1387, 15752), (1432, 15257), (1606, 13604), (1672, 13067), (1969, 11096), (2774, 7876), (3212, 6802), (3401, 6424), (3938, 5548)]