21658548

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 31684812

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 97, 138, 194, 276, 291, 388, 582, 809, 1164, 1618, 2231, 2427, 3236, 4462, 4854, 6693, 8924, 9708, 13386, 18607, 26772, 37214, 55821, 74428, 78473, 111642, 156946, 223284, 235419, 313892, 470838, 941676, 1804879, 3609758, 5414637, 7219516, 10829274, 21658548]

約数ペア:

[(1, 21658548), (2, 10829274), (3, 7219516), (4, 5414637), (6, 3609758), (12, 1804879), (23, 941676), (46, 470838), (69, 313892), (92, 235419), (97, 223284), (138, 156946), (194, 111642), (276, 78473), (291, 74428), (388, 55821), (582, 37214), (809, 26772), (1164, 18607), (1618, 13386), (2231, 9708), (2427, 8924), (3236, 6693), (4462, 4854)]