21774753

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2417}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 42247296

約数和(自身を除く): 20472543

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 2417, 3003, 7251, 9009, 16919, 21753, 26587, 31421, 50757, 79761, 94263, 152271, 186109, 219947, 239283, 282789, 345631, 558327, 659841, 1036893, 1674981, 1979523, 2419417, 3110679, 7258251, 21774753]

約数ペア:

[(1, 21774753), (3, 7258251), (7, 3110679), (9, 2419417), (11, 1979523), (13, 1674981), (21, 1036893), (33, 659841), (39, 558327), (63, 345631), (77, 282789), (91, 239283), (99, 219947), (117, 186109), (143, 152271), (231, 94263), (273, 79761), (429, 50757), (693, 31421), (819, 26587), (1001, 21753), (1287, 16919), (2417, 9009), (3003, 7251)]