21823552

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 56

約数和(自身を含む): 46268640

約数和(自身を除く): 24445088

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 131, 137, 152, 262, 274, 304, 524, 548, 608, 1048, 1096, 1216, 2096, 2192, 2489, 2603, 4192, 4384, 4978, 5206, 8384, 8768, 9956, 10412, 17947, 19912, 20824, 35894, 39824, 41648, 71788, 79648, 83296, 143576, 159296, 166592, 287152, 340993, 574304, 681986, 1148608, 1363972, 2727944, 5455888, 10911776, 21823552]

約数ペア:

[(1, 21823552), (2, 10911776), (4, 5455888), (8, 2727944), (16, 1363972), (19, 1148608), (32, 681986), (38, 574304), (64, 340993), (76, 287152), (131, 166592), (137, 159296), (152, 143576), (262, 83296), (274, 79648), (304, 71788), (524, 41648), (548, 39824), (608, 35894), (1048, 20824), (1096, 19912), (1216, 17947), (2096, 10412), (2192, 9956), (2489, 8768), (2603, 8384), (4192, 5206), (4384, 4978)]