21492648

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{5237}}^1$

素因数の和:5271

約数の個数: 64

約数和(自身を含む): 62856000

約数和(自身を除く): 41363352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 5237, 10474, 15711, 20948, 31422, 41896, 47133, 62844, 94266, 99503, 125688, 141399, 188532, 199006, 282798, 298509, 377064, 398012, 565596, 597018, 796024, 895527, 1131192, 1194036, 1791054, 2388072, 2686581, 3582108, 5373162, 7164216, 10746324, 21492648]

約数ペア:

[(1, 21492648), (2, 10746324), (3, 7164216), (4, 5373162), (6, 3582108), (8, 2686581), (9, 2388072), (12, 1791054), (18, 1194036), (19, 1131192), (24, 895527), (27, 796024), (36, 597018), (38, 565596), (54, 398012), (57, 377064), (72, 298509), (76, 282798), (108, 199006), (114, 188532), (152, 141399), (171, 125688), (216, 99503), (228, 94266), (342, 62844), (456, 47133), (513, 41896), (684, 31422), (1026, 20948), (1368, 15711), (2052, 10474), (4104, 5237)]