21000679014

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{1019}}^1\times {\mathrm{70099}}^1$

素因数の和:71137

約数の個数: 48

約数和(自身を含む): 48907368000

約数和(自身を除く): 27906688986

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 1019, 2038, 3057, 6114, 7133, 14266, 21399, 42798, 49931, 70099, 99862, 140198, 149793, 210297, 299586, 420594, 490693, 981386, 1472079, 2944158, 3434851, 6869702, 10304553, 20609106, 71430881, 142861762, 214292643, 428585286, 500016167, 1000032334, 1500048501, 3000097002, 3500113169, 7000226338, 10500339507, 21000679014]

約数ペア:

[(1, 21000679014), (2, 10500339507), (3, 7000226338), (6, 3500113169), (7, 3000097002), (14, 1500048501), (21, 1000032334), (42, 500016167), (49, 428585286), (98, 214292643), (147, 142861762), (294, 71430881), (1019, 20609106), (2038, 10304553), (3057, 6869702), (6114, 3434851), (7133, 2944158), (14266, 1472079), (21399, 981386), (42798, 490693), (49931, 420594), (70099, 299586), (99862, 210297), (140198, 149793)]