21893396

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5879}}^1$

素因数の和:5916

約数の個数: 36

約数和(自身を含む): 46922400

約数和(自身を除く): 25029004

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5879, 11758, 23516, 41153, 82306, 111701, 164612, 223402, 288071, 446804, 576142, 781907, 1152284, 1563814, 3127628, 5473349, 10946698, 21893396]

約数ペア:

[(1, 21893396), (2, 10946698), (4, 5473349), (7, 3127628), (14, 1563814), (19, 1152284), (28, 781907), (38, 576142), (49, 446804), (76, 288071), (98, 223402), (133, 164612), (196, 111701), (266, 82306), (532, 41153), (931, 23516), (1862, 11758), (3724, 5879)]