21103633065

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{309007}}^1$

素因数の和:309201

約数の個数: 32

約数和(自身を含む): 35152750080

約数和(自身を除く): 14049117015

約数列:

[1, 3, 5, 15, 29, 87, 145, 157, 435, 471, 785, 2355, 4553, 13659, 22765, 68295, 309007, 927021, 1545035, 4635105, 8961203, 26883609, 44806015, 48514099, 134418045, 145542297, 242570495, 727711485, 1406908871, 4220726613, 7034544355, 21103633065]

約数ペア:

[(1, 21103633065), (3, 7034544355), (5, 4220726613), (15, 1406908871), (29, 727711485), (87, 242570495), (145, 145542297), (157, 134418045), (435, 48514099), (471, 44806015), (785, 26883609), (2355, 8961203), (4553, 4635105), (13659, 1545035), (22765, 927021), (68295, 309007)]