21234768

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 59299776

約数和(自身を除く): 38065008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 53, 68, 102, 106, 136, 159, 204, 212, 272, 318, 408, 424, 491, 636, 816, 848, 901, 982, 1272, 1473, 1802, 1964, 2544, 2703, 2946, 3604, 3928, 5406, 5892, 7208, 7856, 8347, 10812, 11784, 14416, 16694, 21624, 23568, 25041, 26023, 33388, 43248, 50082, 52046, 66776, 78069, 100164, 104092, 133552, 156138, 200328, 208184, 312276, 400656, 416368, 442391, 624552, 884782, 1249104, 1327173, 1769564, 2654346, 3539128, 5308692, 7078256, 10617384, 21234768]

約数ペア:

[(1, 21234768), (2, 10617384), (3, 7078256), (4, 5308692), (6, 3539128), (8, 2654346), (12, 1769564), (16, 1327173), (17, 1249104), (24, 884782), (34, 624552), (48, 442391), (51, 416368), (53, 400656), (68, 312276), (102, 208184), (106, 200328), (136, 156138), (159, 133552), (204, 104092), (212, 100164), (272, 78069), (318, 66776), (408, 52046), (424, 50082), (491, 43248), (636, 33388), (816, 26023), (848, 25041), (901, 23568), (982, 21624), (1272, 16694), (1473, 14416), (1802, 11784), (1964, 10812), (2544, 8347), (2703, 7856), (2946, 7208), (3604, 5892), (3928, 5406)]