21134658825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{789343}}^1$

素因数の和:789383

約数の個数: 72

約数和(自身を含む): 45807211008

約数和(自身を除く): 24672552183

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 315, 357, 425, 525, 595, 765, 1071, 1275, 1575, 1785, 2975, 3825, 5355, 8925, 26775, 789343, 2368029, 3946715, 5525401, 7104087, 11840145, 13418831, 16576203, 19733575, 27627005, 35520435, 40256493, 49728609, 59200725, 67094155, 82881015, 93931817, 120769479, 138135025, 177602175, 201282465, 248643045, 281795451, 335470775, 414405075, 469659085, 603847395, 845386353, 1006412325, 1243215225, 1408977255, 2348295425, 3019236975, 4226931765, 7044886275, 21134658825]

約数ペア:

[(1, 21134658825), (3, 7044886275), (5, 4226931765), (7, 3019236975), (9, 2348295425), (15, 1408977255), (17, 1243215225), (21, 1006412325), (25, 845386353), (35, 603847395), (45, 469659085), (51, 414405075), (63, 335470775), (75, 281795451), (85, 248643045), (105, 201282465), (119, 177602175), (153, 138135025), (175, 120769479), (225, 93931817), (255, 82881015), (315, 67094155), (357, 59200725), (425, 49728609), (525, 40256493), (595, 35520435), (765, 27627005), (1071, 19733575), (1275, 16576203), (1575, 13418831), (1785, 11840145), (2975, 7104087), (3825, 5525401), (5355, 3946715), (8925, 2368029), (26775, 789343)]