21013464

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6299}}^1$

素因数の和:6447

約数の個数: 32

約数和(自身を含む): 52920000

約数和(自身を除く): 31906536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6299, 12598, 18897, 25196, 37794, 50392, 75588, 151176, 875561, 1751122, 2626683, 3502244, 5253366, 7004488, 10506732, 21013464]

約数ペア:

[(1, 21013464), (2, 10506732), (3, 7004488), (4, 5253366), (6, 3502244), (8, 2626683), (12, 1751122), (24, 875561), (139, 151176), (278, 75588), (417, 50392), (556, 37794), (834, 25196), (1112, 18897), (1668, 12598), (3336, 6299)]