2121163198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{463}}^1$

素因数の和:973

約数の個数: 64

約数和(自身を含む): 4041031680

約数和(自身を除く): 1919868482

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 419, 463, 497, 781, 838, 926, 994, 1562, 2933, 3241, 4609, 5093, 5467, 5866, 6482, 9218, 10186, 10934, 29749, 32263, 32873, 35651, 59498, 64526, 65746, 71302, 193997, 208243, 230111, 327239, 361603, 387994, 416486, 460222, 654478, 723206, 1357979, 2133967, 2290673, 2531221, 2715958, 4267934, 4581346, 5062442, 13773787, 14937769, 27547574, 29875538, 96416509, 151511657, 192833018, 303023314, 1060581599, 2121163198]

約数ペア:

[(1, 2121163198), (2, 1060581599), (7, 303023314), (11, 192833018), (14, 151511657), (22, 96416509), (71, 29875538), (77, 27547574), (142, 14937769), (154, 13773787), (419, 5062442), (463, 4581346), (497, 4267934), (781, 2715958), (838, 2531221), (926, 2290673), (994, 2133967), (1562, 1357979), (2933, 723206), (3241, 654478), (4609, 460222), (5093, 416486), (5467, 387994), (5866, 361603), (6482, 327239), (9218, 230111), (10186, 208243), (10934, 193997), (29749, 71302), (32263, 65746), (32873, 64526), (35651, 59498)]