21924812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 51179520

約数和(自身を除く): 29254708

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 31, 52, 58, 62, 67, 91, 116, 124, 134, 182, 203, 217, 268, 364, 377, 403, 406, 434, 469, 754, 806, 812, 868, 871, 899, 938, 1508, 1612, 1742, 1798, 1876, 1943, 2077, 2639, 2821, 3484, 3596, 3886, 4154, 5278, 5642, 6097, 6293, 7772, 8308, 10556, 11284, 11687, 12194, 12586, 13601, 14539, 23374, 24388, 25172, 25259, 27001, 27202, 29078, 46748, 50518, 54002, 54404, 58156, 60233, 81809, 101036, 108004, 120466, 163618, 176813, 189007, 240932, 327236, 353626, 378014, 421631, 707252, 756028, 783029, 843262, 1566058, 1686524, 3132116, 5481203, 10962406, 21924812]

約数ペア:

[(1, 21924812), (2, 10962406), (4, 5481203), (7, 3132116), (13, 1686524), (14, 1566058), (26, 843262), (28, 783029), (29, 756028), (31, 707252), (52, 421631), (58, 378014), (62, 353626), (67, 327236), (91, 240932), (116, 189007), (124, 176813), (134, 163618), (182, 120466), (203, 108004), (217, 101036), (268, 81809), (364, 60233), (377, 58156), (403, 54404), (406, 54002), (434, 50518), (469, 46748), (754, 29078), (806, 27202), (812, 27001), (868, 25259), (871, 25172), (899, 24388), (938, 23374), (1508, 14539), (1612, 13601), (1742, 12586), (1798, 12194), (1876, 11687), (1943, 11284), (2077, 10556), (2639, 8308), (2821, 7772), (3484, 6293), (3596, 6097), (3886, 5642), (4154, 5278)]