21580823034

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{1876267}}^1$

素因数の和:1876352

約数の個数: 40

約数和(自身を含む): 49038140448

約数和(自身を除く): 27457317414

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 3834, 5751, 11502, 1876267, 3752534, 5628801, 11257602, 16886403, 33772806, 50659209, 101318418, 133214957, 151977627, 266429914, 303955254, 399644871, 799289742, 1198934613, 2397869226, 3596803839, 7193607678, 10790411517, 21580823034]

約数ペア:

[(1, 21580823034), (2, 10790411517), (3, 7193607678), (6, 3596803839), (9, 2397869226), (18, 1198934613), (27, 799289742), (54, 399644871), (71, 303955254), (81, 266429914), (142, 151977627), (162, 133214957), (213, 101318418), (426, 50659209), (639, 33772806), (1278, 16886403), (1917, 11257602), (3834, 5628801), (5751, 3752534), (11502, 1876267)]