21803376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64891}}^1$

素因数の和:64909

約数の個数: 40

約数和(自身を含む): 64372864

約数和(自身を除く): 42569488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64891, 129782, 194673, 259564, 389346, 454237, 519128, 778692, 908474, 1038256, 1362711, 1557384, 1816948, 2725422, 3114768, 3633896, 5450844, 7267792, 10901688, 21803376]

約数ペア:

[(1, 21803376), (2, 10901688), (3, 7267792), (4, 5450844), (6, 3633896), (7, 3114768), (8, 2725422), (12, 1816948), (14, 1557384), (16, 1362711), (21, 1038256), (24, 908474), (28, 778692), (42, 519128), (48, 454237), (56, 389346), (84, 259564), (112, 194673), (168, 129782), (336, 64891)]