21577715715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4349}}^1\times {\mathrm{19457}}^1$

素因数の和:23831

約数の個数: 32

約数和(自身を含む): 36565473600

約数和(自身を除く): 14987757885

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 4349, 13047, 19457, 21745, 58371, 65235, 73933, 97285, 221799, 291855, 330769, 369665, 992307, 1108995, 1653845, 4961535, 84618493, 253855479, 423092465, 1269277395, 1438514381, 4315543143, 7192571905, 21577715715]

約数ペア:

[(1, 21577715715), (3, 7192571905), (5, 4315543143), (15, 1438514381), (17, 1269277395), (51, 423092465), (85, 253855479), (255, 84618493), (4349, 4961535), (13047, 1653845), (19457, 1108995), (21745, 992307), (58371, 369665), (65235, 330769), (73933, 291855), (97285, 221799)]