21058296

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 60614400

約数和(自身を除く): 39556104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 163, 168, 326, 489, 652, 769, 978, 1141, 1304, 1538, 1956, 2282, 2307, 3076, 3423, 3912, 4564, 4614, 5383, 6152, 6846, 9128, 9228, 10766, 13692, 16149, 18456, 21532, 27384, 32298, 43064, 64596, 125347, 129192, 250694, 376041, 501388, 752082, 877429, 1002776, 1504164, 1754858, 2632287, 3008328, 3509716, 5264574, 7019432, 10529148, 21058296]

約数ペア:

[(1, 21058296), (2, 10529148), (3, 7019432), (4, 5264574), (6, 3509716), (7, 3008328), (8, 2632287), (12, 1754858), (14, 1504164), (21, 1002776), (24, 877429), (28, 752082), (42, 501388), (56, 376041), (84, 250694), (163, 129192), (168, 125347), (326, 64596), (489, 43064), (652, 32298), (769, 27384), (978, 21532), (1141, 18456), (1304, 16149), (1538, 13692), (1956, 10766), (2282, 9228), (2307, 9128), (3076, 6846), (3423, 6152), (3912, 5383), (4564, 4614)]