21527844477

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{4177}}^1$

素因数の和:4565

約数の個数: 32

約数和(自身を含む): 29479968000

約数和(自身を除く): 7952123523

約数列:

[1, 3, 89, 97, 199, 267, 291, 597, 4177, 8633, 12531, 17711, 19303, 25899, 53133, 57909, 371753, 405169, 831223, 1115259, 1215507, 1717967, 2493669, 5153901, 36060041, 73978847, 80628631, 108180123, 221936541, 241885893, 7175948159, 21527844477]

約数ペア:

[(1, 21527844477), (3, 7175948159), (89, 241885893), (97, 221936541), (199, 108180123), (267, 80628631), (291, 73978847), (597, 36060041), (4177, 5153901), (8633, 2493669), (12531, 1717967), (17711, 1215507), (19303, 1115259), (25899, 831223), (53133, 405169), (57909, 371753)]