21476692016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1699}}^1\times {\mathrm{60773}}^1$

素因数の和:62493

約数の個数: 40

約数和(自身を含む): 44839057200

約数和(自身を除く): 23362365184

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1699, 3398, 6796, 13592, 22087, 27184, 44174, 60773, 88348, 121546, 176696, 243092, 353392, 486184, 790049, 972368, 1580098, 3160196, 6320392, 12640784, 103253327, 206506654, 413013308, 826026616, 1342293251, 1652053232, 2684586502, 5369173004, 10738346008, 21476692016]

約数ペア:

[(1, 21476692016), (2, 10738346008), (4, 5369173004), (8, 2684586502), (13, 1652053232), (16, 1342293251), (26, 826026616), (52, 413013308), (104, 206506654), (208, 103253327), (1699, 12640784), (3398, 6320392), (6796, 3160196), (13592, 1580098), (22087, 972368), (27184, 790049), (44174, 486184), (60773, 353392), (88348, 243092), (121546, 176696)]