21413112

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 40172808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 647, 788, 1182, 1294, 1379, 1576, 1941, 2364, 2588, 2758, 3882, 4137, 4529, 4728, 5176, 5516, 7764, 8274, 9058, 11032, 13587, 15528, 16548, 18116, 27174, 33096, 36232, 54348, 108696, 127459, 254918, 382377, 509836, 764754, 892213, 1019672, 1529508, 1784426, 2676639, 3059016, 3568852, 5353278, 7137704, 10706556, 21413112]

約数ペア:

[(1, 21413112), (2, 10706556), (3, 7137704), (4, 5353278), (6, 3568852), (7, 3059016), (8, 2676639), (12, 1784426), (14, 1529508), (21, 1019672), (24, 892213), (28, 764754), (42, 509836), (56, 382377), (84, 254918), (168, 127459), (197, 108696), (394, 54348), (591, 36232), (647, 33096), (788, 27174), (1182, 18116), (1294, 16548), (1379, 15528), (1576, 13587), (1941, 11032), (2364, 9058), (2588, 8274), (2758, 7764), (3882, 5516), (4137, 5176), (4529, 4728)]