21952829521

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{3137}}^1$

素因数の和:3470

約数の個数: 48

約数和(自身を含む): 28023293952

約数和(自身を除く): 6070464431

約数列:

[1, 7, 17, 31, 49, 119, 217, 271, 527, 833, 1519, 1897, 3137, 3689, 4607, 8401, 13279, 21959, 25823, 32249, 53329, 58807, 97247, 142817, 153713, 225743, 373303, 411649, 680729, 850127, 999719, 1653199, 2613121, 4765103, 5950889, 6998033, 11572393, 14452159, 26353937, 41656223, 81006751, 101165113, 184477559, 448016929, 708155791, 1291342913, 3136118503, 21952829521]

約数ペア:

[(1, 21952829521), (7, 3136118503), (17, 1291342913), (31, 708155791), (49, 448016929), (119, 184477559), (217, 101165113), (271, 81006751), (527, 41656223), (833, 26353937), (1519, 14452159), (1897, 11572393), (3137, 6998033), (3689, 5950889), (4607, 4765103), (8401, 2613121), (13279, 1653199), (21959, 999719), (25823, 850127), (32249, 680729), (53329, 411649), (58807, 373303), (97247, 225743), (142817, 153713)]