21817236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1451}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 58544640

約数和(自身を除く): 36727404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 179, 358, 537, 716, 1074, 1253, 1451, 2148, 2506, 2902, 3759, 4353, 5012, 5804, 7518, 8706, 10157, 15036, 17412, 20314, 30471, 40628, 60942, 121884, 259729, 519458, 779187, 1038916, 1558374, 1818103, 3116748, 3636206, 5454309, 7272412, 10908618, 21817236]

約数ペア:

[(1, 21817236), (2, 10908618), (3, 7272412), (4, 5454309), (6, 3636206), (7, 3116748), (12, 1818103), (14, 1558374), (21, 1038916), (28, 779187), (42, 519458), (84, 259729), (179, 121884), (358, 60942), (537, 40628), (716, 30471), (1074, 20314), (1253, 17412), (1451, 15036), (2148, 10157), (2506, 8706), (2902, 7518), (3759, 5804), (4353, 5012)]