21554484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1873}}^1$

素因数の和:2024

約数の個数: 48

約数和(自身を含む): 57929088

約数和(自身を除く): 36374604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1873, 1918, 2877, 3746, 3836, 5619, 5754, 7492, 11238, 11508, 13111, 22476, 26222, 39333, 52444, 78666, 157332, 256601, 513202, 769803, 1026404, 1539606, 1796207, 3079212, 3592414, 5388621, 7184828, 10777242, 21554484]

約数ペア:

[(1, 21554484), (2, 10777242), (3, 7184828), (4, 5388621), (6, 3592414), (7, 3079212), (12, 1796207), (14, 1539606), (21, 1026404), (28, 769803), (42, 513202), (84, 256601), (137, 157332), (274, 78666), (411, 52444), (548, 39333), (822, 26222), (959, 22476), (1644, 13111), (1873, 11508), (1918, 11238), (2877, 7492), (3746, 5754), (3836, 5619)]