21932547

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 16371453

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 483, 499, 637, 897, 1127, 1497, 1911, 2093, 3381, 3493, 6279, 6487, 10479, 11477, 14651, 19461, 24451, 34431, 43953, 45409, 73353, 80339, 136227, 149201, 241017, 317863, 447603, 562373, 953589, 1044407, 1687119, 3133221, 7310849, 21932547]

約数ペア:

[(1, 21932547), (3, 7310849), (7, 3133221), (13, 1687119), (21, 1044407), (23, 953589), (39, 562373), (49, 447603), (69, 317863), (91, 241017), (147, 149201), (161, 136227), (273, 80339), (299, 73353), (483, 45409), (499, 43953), (637, 34431), (897, 24451), (1127, 19461), (1497, 14651), (1911, 11477), (2093, 10479), (3381, 6487), (3493, 6279)]