21506024

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{937}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 42772800

約数和(自身を除く): 21266776

約数列:

[1, 2, 4, 8, 19, 38, 76, 151, 152, 302, 604, 937, 1208, 1874, 2869, 3748, 5738, 7496, 11476, 17803, 22952, 35606, 71212, 141487, 142424, 282974, 565948, 1131896, 2688253, 5376506, 10753012, 21506024]

約数ペア:

[(1, 21506024), (2, 10753012), (4, 5376506), (8, 2688253), (19, 1131896), (38, 565948), (76, 282974), (151, 142424), (152, 141487), (302, 71212), (604, 35606), (937, 22952), (1208, 17803), (1874, 11476), (2869, 7496), (3748, 5738)]