21588476

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 46964736

約数和(自身を除く): 25376260

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 127, 182, 254, 364, 467, 508, 889, 934, 1651, 1778, 1868, 3269, 3302, 3556, 6071, 6538, 6604, 11557, 12142, 13076, 23114, 24284, 42497, 46228, 59309, 84994, 118618, 169988, 237236, 415163, 771017, 830326, 1542034, 1660652, 3084068, 5397119, 10794238, 21588476]

約数ペア:

[(1, 21588476), (2, 10794238), (4, 5397119), (7, 3084068), (13, 1660652), (14, 1542034), (26, 830326), (28, 771017), (52, 415163), (91, 237236), (127, 169988), (182, 118618), (254, 84994), (364, 59309), (467, 46228), (508, 42497), (889, 24284), (934, 23114), (1651, 13076), (1778, 12142), (1868, 11557), (3269, 6604), (3302, 6538), (3556, 6071)]