21084492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1117}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 58288048

約数和(自身を除く): 37203556

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 121, 132, 143, 156, 242, 286, 363, 429, 484, 572, 726, 858, 1117, 1452, 1573, 1716, 2234, 3146, 3351, 4468, 4719, 6292, 6702, 9438, 12287, 13404, 14521, 18876, 24574, 29042, 36861, 43563, 49148, 58084, 73722, 87126, 135157, 147444, 159731, 174252, 270314, 319462, 405471, 479193, 540628, 638924, 810942, 958386, 1621884, 1757041, 1916772, 3514082, 5271123, 7028164, 10542246, 21084492]

約数ペア:

[(1, 21084492), (2, 10542246), (3, 7028164), (4, 5271123), (6, 3514082), (11, 1916772), (12, 1757041), (13, 1621884), (22, 958386), (26, 810942), (33, 638924), (39, 540628), (44, 479193), (52, 405471), (66, 319462), (78, 270314), (121, 174252), (132, 159731), (143, 147444), (156, 135157), (242, 87126), (286, 73722), (363, 58084), (429, 49148), (484, 43563), (572, 36861), (726, 29042), (858, 24574), (1117, 18876), (1452, 14521), (1573, 13404), (1716, 12287), (2234, 9438), (3146, 6702), (3351, 6292), (4468, 4719)]