21667086

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 53913600

約数和(自身を除く): 32246514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 359, 479, 718, 958, 1077, 1437, 2154, 2513, 2874, 3231, 3353, 4311, 5026, 6462, 6706, 7539, 8622, 10059, 15078, 20118, 22617, 30177, 45234, 60354, 171961, 343922, 515883, 1031766, 1203727, 1547649, 2407454, 3095298, 3611181, 7222362, 10833543, 21667086]

約数ペア:

[(1, 21667086), (2, 10833543), (3, 7222362), (6, 3611181), (7, 3095298), (9, 2407454), (14, 1547649), (18, 1203727), (21, 1031766), (42, 515883), (63, 343922), (126, 171961), (359, 60354), (479, 45234), (718, 30177), (958, 22617), (1077, 20118), (1437, 15078), (2154, 10059), (2513, 8622), (2874, 7539), (3231, 6706), (3353, 6462), (4311, 5026)]