21527016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1321}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 62186880

約数和(自身を除く): 40659864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 97, 168, 194, 291, 388, 582, 679, 776, 1164, 1321, 1358, 2037, 2328, 2642, 2716, 3963, 4074, 5284, 5432, 7926, 8148, 9247, 10568, 15852, 16296, 18494, 27741, 31704, 36988, 55482, 73976, 110964, 128137, 221928, 256274, 384411, 512548, 768822, 896959, 1025096, 1537644, 1793918, 2690877, 3075288, 3587836, 5381754, 7175672, 10763508, 21527016]

約数ペア:

[(1, 21527016), (2, 10763508), (3, 7175672), (4, 5381754), (6, 3587836), (7, 3075288), (8, 2690877), (12, 1793918), (14, 1537644), (21, 1025096), (24, 896959), (28, 768822), (42, 512548), (56, 384411), (84, 256274), (97, 221928), (168, 128137), (194, 110964), (291, 73976), (388, 55482), (582, 36988), (679, 31704), (776, 27741), (1164, 18494), (1321, 16296), (1358, 15852), (2037, 10568), (2328, 9247), (2642, 8148), (2716, 7926), (3963, 5432), (4074, 5284)]