21094790255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103969}}^1$

素因数の和:104040

約数の個数: 64

約数和(自身を含む): 34494750720

約数和(自身を除く): 13399960465

約数列:

[1, 5, 7, 11, 17, 31, 35, 55, 77, 85, 119, 155, 187, 217, 341, 385, 527, 595, 935, 1085, 1309, 1705, 2387, 2635, 3689, 5797, 6545, 11935, 18445, 28985, 40579, 103969, 202895, 519845, 727783, 1143659, 1767473, 3223039, 3638915, 5718295, 8005613, 8837365, 12372311, 16115195, 19442203, 22561273, 35453429, 40028065, 54791663, 61861555, 97211015, 112806365, 136095421, 177267145, 248174003, 273958315, 383541641, 602708293, 680477105, 1240870015, 1917708205, 3013541465, 4218958051, 21094790255]

約数ペア:

[(1, 21094790255), (5, 4218958051), (7, 3013541465), (11, 1917708205), (17, 1240870015), (31, 680477105), (35, 602708293), (55, 383541641), (77, 273958315), (85, 248174003), (119, 177267145), (155, 136095421), (187, 112806365), (217, 97211015), (341, 61861555), (385, 54791663), (527, 40028065), (595, 35453429), (935, 22561273), (1085, 19442203), (1309, 16115195), (1705, 12372311), (2387, 8837365), (2635, 8005613), (3689, 5718295), (5797, 3638915), (6545, 3223039), (11935, 1767473), (18445, 1143659), (28985, 727783), (40579, 519845), (103969, 202895)]