21999648

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 64012032

約数和(自身を除く): 42012384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 83, 88, 96, 132, 166, 176, 249, 251, 264, 332, 352, 498, 502, 528, 664, 753, 913, 996, 1004, 1056, 1328, 1506, 1826, 1992, 2008, 2656, 2739, 2761, 3012, 3652, 3984, 4016, 5478, 5522, 6024, 7304, 7968, 8032, 8283, 10956, 11044, 12048, 14608, 16566, 20833, 21912, 22088, 24096, 29216, 33132, 41666, 43824, 44176, 62499, 66264, 83332, 87648, 88352, 124998, 132528, 166664, 229163, 249996, 265056, 333328, 458326, 499992, 666656, 687489, 916652, 999984, 1374978, 1833304, 1999968, 2749956, 3666608, 5499912, 7333216, 10999824, 21999648]

約数ペア:

[(1, 21999648), (2, 10999824), (3, 7333216), (4, 5499912), (6, 3666608), (8, 2749956), (11, 1999968), (12, 1833304), (16, 1374978), (22, 999984), (24, 916652), (32, 687489), (33, 666656), (44, 499992), (48, 458326), (66, 333328), (83, 265056), (88, 249996), (96, 229163), (132, 166664), (166, 132528), (176, 124998), (249, 88352), (251, 87648), (264, 83332), (332, 66264), (352, 62499), (498, 44176), (502, 43824), (528, 41666), (664, 33132), (753, 29216), (913, 24096), (996, 22088), (1004, 21912), (1056, 20833), (1328, 16566), (1506, 14608), (1826, 12048), (1992, 11044), (2008, 10956), (2656, 8283), (2739, 8032), (2761, 7968), (3012, 7304), (3652, 6024), (3984, 5522), (4016, 5478)]