21604450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3631}}^1$

素因数の和:3667

約数の個数: 48

約数和(自身を含む): 48639744

約数和(自身を除く): 27035294

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3631, 5950, 7262, 18155, 25417, 36310, 50834, 61727, 90775, 123454, 127085, 181550, 254170, 308635, 432089, 617270, 635425, 864178, 1270850, 1543175, 2160445, 3086350, 4320890, 10802225, 21604450]

約数ペア:

[(1, 21604450), (2, 10802225), (5, 4320890), (7, 3086350), (10, 2160445), (14, 1543175), (17, 1270850), (25, 864178), (34, 635425), (35, 617270), (50, 432089), (70, 308635), (85, 254170), (119, 181550), (170, 127085), (175, 123454), (238, 90775), (350, 61727), (425, 50834), (595, 36310), (850, 25417), (1190, 18155), (2975, 7262), (3631, 5950)]