21419376

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 61067520

約数和(自身を除く): 39648144

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 113, 132, 176, 226, 264, 339, 359, 452, 528, 678, 718, 904, 1077, 1243, 1356, 1436, 1808, 2154, 2486, 2712, 2872, 3729, 3949, 4308, 4972, 5424, 5744, 7458, 7898, 8616, 9944, 11847, 14916, 15796, 17232, 19888, 23694, 29832, 31592, 40567, 47388, 59664, 63184, 81134, 94776, 121701, 162268, 189552, 243402, 324536, 446237, 486804, 649072, 892474, 973608, 1338711, 1784948, 1947216, 2677422, 3569896, 5354844, 7139792, 10709688, 21419376]

約数ペア:

[(1, 21419376), (2, 10709688), (3, 7139792), (4, 5354844), (6, 3569896), (8, 2677422), (11, 1947216), (12, 1784948), (16, 1338711), (22, 973608), (24, 892474), (33, 649072), (44, 486804), (48, 446237), (66, 324536), (88, 243402), (113, 189552), (132, 162268), (176, 121701), (226, 94776), (264, 81134), (339, 63184), (359, 59664), (452, 47388), (528, 40567), (678, 31592), (718, 29832), (904, 23694), (1077, 19888), (1243, 17232), (1356, 15796), (1436, 14916), (1808, 11847), (2154, 9944), (2486, 8616), (2712, 7898), (2872, 7458), (3729, 5744), (3949, 5424), (4308, 4972)]