21769293

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3467}}^1$

素因数の和:3513

約数の個数: 32

約数和(自身を含む): 37287936

約数和(自身を除く): 15518643

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3467, 6279, 10401, 24269, 45071, 72807, 79741, 135213, 239223, 315497, 558187, 946491, 1036633, 1674561, 3109899, 7256431, 21769293]

約数ペア:

[(1, 21769293), (3, 7256431), (7, 3109899), (13, 1674561), (21, 1036633), (23, 946491), (39, 558187), (69, 315497), (91, 239223), (161, 135213), (273, 79741), (299, 72807), (483, 45071), (897, 24269), (2093, 10401), (3467, 6279)]