21603894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1601}}^1$

素因数の和:1792

約数の個数: 32

約数和(自身を含む): 46829664

約数和(自身を除く): 25225770

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 1601, 2249, 3202, 4498, 4803, 6747, 9606, 13494, 20813, 41626, 62439, 124878, 276973, 553946, 830919, 1661838, 3600649, 7201298, 10801947, 21603894]

約数ペア:

[(1, 21603894), (2, 10801947), (3, 7201298), (6, 3600649), (13, 1661838), (26, 830919), (39, 553946), (78, 276973), (173, 124878), (346, 62439), (519, 41626), (1038, 20813), (1601, 13494), (2249, 9606), (3202, 6747), (4498, 4803)]