21263690112

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7910599}}^1$

素因数の和:7910623

約数の個数: 64

約数和(自身を含む): 64550496000

約数和(自身を除く): 43286805888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7910599, 15821198, 23731797, 31642396, 47463594, 55374193, 63284792, 94927188, 110748386, 126569584, 166122579, 189854376, 221496772, 253139168, 332245158, 379708752, 442993544, 506278336, 664490316, 759417504, 885987088, 1012556672, 1328980632, 1518835008, 1771974176, 2657961264, 3037670016, 3543948352, 5315922528, 7087896704, 10631845056, 21263690112]

約数ペア:

[(1, 21263690112), (2, 10631845056), (3, 7087896704), (4, 5315922528), (6, 3543948352), (7, 3037670016), (8, 2657961264), (12, 1771974176), (14, 1518835008), (16, 1328980632), (21, 1012556672), (24, 885987088), (28, 759417504), (32, 664490316), (42, 506278336), (48, 442993544), (56, 379708752), (64, 332245158), (84, 253139168), (96, 221496772), (112, 189854376), (128, 166122579), (168, 126569584), (192, 110748386), (224, 94927188), (336, 63284792), (384, 55374193), (448, 47463594), (672, 31642396), (896, 23731797), (1344, 15821198), (2688, 7910599)]