21748938

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{439}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 23870262

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 359, 439, 718, 878, 1077, 1317, 2154, 2634, 8257, 10097, 16514, 20194, 24771, 30291, 49542, 60582, 157601, 315202, 472803, 945606, 3624823, 7249646, 10874469, 21748938]

約数ペア:

[(1, 21748938), (2, 10874469), (3, 7249646), (6, 3624823), (23, 945606), (46, 472803), (69, 315202), (138, 157601), (359, 60582), (439, 49542), (718, 30291), (878, 24771), (1077, 20194), (1317, 16514), (2154, 10097), (2634, 8257)]