21287794032

素因数分解:

$2^4\times 3^4\times {\mathrm{449}}^1\times {\mathrm{36583}}^1$

素因数の和:37052

約数の個数: 100

約数和(自身を含む): 61751962800

約数和(自身を除く): 40464168768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 449, 648, 898, 1296, 1347, 1796, 2694, 3592, 4041, 5388, 7184, 8082, 10776, 12123, 16164, 21552, 24246, 32328, 36369, 36583, 48492, 64656, 72738, 73166, 96984, 109749, 145476, 146332, 193968, 219498, 290952, 292664, 329247, 438996, 581904, 585328, 658494, 877992, 987741, 1316988, 1755984, 1975482, 2633976, 2963223, 3950964, 5267952, 5926446, 7901928, 11852892, 15803856, 16425767, 23705784, 32851534, 47411568, 49277301, 65703068, 98554602, 131406136, 147831903, 197109204, 262812272, 295663806, 394218408, 443495709, 591327612, 788436816, 886991418, 1182655224, 1330487127, 1773982836, 2365310448, 2660974254, 3547965672, 5321948508, 7095931344, 10643897016, 21287794032]

約数ペア:

[(1, 21287794032), (2, 10643897016), (3, 7095931344), (4, 5321948508), (6, 3547965672), (8, 2660974254), (9, 2365310448), (12, 1773982836), (16, 1330487127), (18, 1182655224), (24, 886991418), (27, 788436816), (36, 591327612), (48, 443495709), (54, 394218408), (72, 295663806), (81, 262812272), (108, 197109204), (144, 147831903), (162, 131406136), (216, 98554602), (324, 65703068), (432, 49277301), (449, 47411568), (648, 32851534), (898, 23705784), (1296, 16425767), (1347, 15803856), (1796, 11852892), (2694, 7901928), (3592, 5926446), (4041, 5267952), (5388, 3950964), (7184, 2963223), (8082, 2633976), (10776, 1975482), (12123, 1755984), (16164, 1316988), (21552, 987741), (24246, 877992), (32328, 658494), (36369, 585328), (36583, 581904), (48492, 438996), (64656, 329247), (72738, 292664), (73166, 290952), (96984, 219498), (109749, 193968), (145476, 146332)]