21302448940

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1\times {\mathrm{10789}}^1$

素因数の和:11434

約数の個数: 48

約数和(自身を含む): 45027964800

約数和(自身を除く): 23725515860

約数列:

[1, 2, 4, 5, 10, 20, 269, 367, 538, 734, 1076, 1345, 1468, 1835, 2690, 3670, 5380, 7340, 10789, 21578, 43156, 53945, 98723, 107890, 197446, 215780, 394892, 493615, 987230, 1974460, 2902241, 3959563, 5804482, 7919126, 11608964, 14511205, 15838252, 19797815, 29022410, 39595630, 58044820, 79191260, 1065122447, 2130244894, 4260489788, 5325612235, 10651224470, 21302448940]

約数ペア:

[(1, 21302448940), (2, 10651224470), (4, 5325612235), (5, 4260489788), (10, 2130244894), (20, 1065122447), (269, 79191260), (367, 58044820), (538, 39595630), (734, 29022410), (1076, 19797815), (1345, 15838252), (1468, 14511205), (1835, 11608964), (2690, 7919126), (3670, 5804482), (5380, 3959563), (7340, 2902241), (10789, 1974460), (21578, 987230), (43156, 493615), (53945, 394892), (98723, 215780), (107890, 197446)]