21528832

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6469}}^1$

素因数の和:6498

約数の個数: 36

約数和(自身を含む): 46286380

約数和(自身を除く): 24757548

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6469, 12938, 25876, 51752, 84097, 103504, 168194, 207008, 336388, 414016, 672776, 828032, 1345552, 1656064, 2691104, 5382208, 10764416, 21528832]

約数ペア:

[(1, 21528832), (2, 10764416), (4, 5382208), (8, 2691104), (13, 1656064), (16, 1345552), (26, 828032), (32, 672776), (52, 414016), (64, 336388), (104, 207008), (128, 168194), (208, 103504), (256, 84097), (416, 51752), (832, 25876), (1664, 12938), (3328, 6469)]