21847698

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{97}}^2$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 50196960

約数和(自身を除く): 28349262

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 97, 129, 194, 258, 291, 387, 582, 774, 873, 1161, 1746, 2322, 2619, 4171, 5238, 8342, 9409, 12513, 18818, 25026, 28227, 37539, 56454, 75078, 84681, 112617, 169362, 225234, 254043, 404587, 508086, 809174, 1213761, 2427522, 3641283, 7282566, 10923849, 21847698]

約数ペア:

[(1, 21847698), (2, 10923849), (3, 7282566), (6, 3641283), (9, 2427522), (18, 1213761), (27, 809174), (43, 508086), (54, 404587), (86, 254043), (97, 225234), (129, 169362), (194, 112617), (258, 84681), (291, 75078), (387, 56454), (582, 37539), (774, 28227), (873, 25026), (1161, 18818), (1746, 12513), (2322, 9409), (2619, 8342), (4171, 5238)]