21299376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63391}}^1$

素因数の和:63409

約数の個数: 40

約数和(自身を含む): 62884864

約数和(自身を除く): 41585488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63391, 126782, 190173, 253564, 380346, 443737, 507128, 760692, 887474, 1014256, 1331211, 1521384, 1774948, 2662422, 3042768, 3549896, 5324844, 7099792, 10649688, 21299376]

約数ペア:

[(1, 21299376), (2, 10649688), (3, 7099792), (4, 5324844), (6, 3549896), (7, 3042768), (8, 2662422), (12, 1774948), (14, 1521384), (16, 1331211), (21, 1014256), (24, 887474), (28, 760692), (42, 507128), (48, 443737), (56, 380346), (84, 253564), (112, 190173), (168, 126782), (336, 63391)]