21572616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{69143}}^1$

素因数の和:69165

約数の個数: 32

約数和(自身を含む): 58080960

約数和(自身を除く): 36508344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 69143, 138286, 207429, 276572, 414858, 553144, 829716, 898859, 1659432, 1797718, 2696577, 3595436, 5393154, 7190872, 10786308, 21572616]

約数ペア:

[(1, 21572616), (2, 10786308), (3, 7190872), (4, 5393154), (6, 3595436), (8, 2696577), (12, 1797718), (13, 1659432), (24, 898859), (26, 829716), (39, 553144), (52, 414858), (78, 276572), (104, 207429), (156, 138286), (312, 69143)]