21533696

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1274

約数の個数: 44

約数和(自身を含む): 45615348

約数和(自身を除く): 24081652

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 1237, 2176, 2474, 4352, 4948, 8704, 9896, 17408, 19792, 21029, 39584, 42058, 79168, 84116, 158336, 168232, 316672, 336464, 633344, 672928, 1266688, 1345856, 2691712, 5383424, 10766848, 21533696]

約数ペア:

[(1, 21533696), (2, 10766848), (4, 5383424), (8, 2691712), (16, 1345856), (17, 1266688), (32, 672928), (34, 633344), (64, 336464), (68, 316672), (128, 168232), (136, 158336), (256, 84116), (272, 79168), (512, 42058), (544, 39584), (1024, 21029), (1088, 19792), (1237, 17408), (2176, 9896), (2474, 8704), (4352, 4948)]