21630246

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 29242074

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 47, 57, 66, 94, 114, 141, 209, 282, 367, 418, 517, 627, 734, 893, 1034, 1101, 1254, 1551, 1786, 2202, 2679, 3102, 4037, 5358, 6973, 8074, 9823, 12111, 13946, 17249, 19646, 20919, 24222, 29469, 34498, 41838, 51747, 58938, 76703, 103494, 153406, 189739, 230109, 327731, 379478, 460218, 569217, 655462, 983193, 1138434, 1966386, 3605041, 7210082, 10815123, 21630246]

約数ペア:

[(1, 21630246), (2, 10815123), (3, 7210082), (6, 3605041), (11, 1966386), (19, 1138434), (22, 983193), (33, 655462), (38, 569217), (47, 460218), (57, 379478), (66, 327731), (94, 230109), (114, 189739), (141, 153406), (209, 103494), (282, 76703), (367, 58938), (418, 51747), (517, 41838), (627, 34498), (734, 29469), (893, 24222), (1034, 20919), (1101, 19646), (1254, 17249), (1551, 13946), (1786, 12111), (2202, 9823), (2679, 8074), (3102, 6973), (4037, 5358)]