21920604

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 54566400

約数和(自身を除く): 32645796

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 79, 114, 158, 228, 237, 316, 474, 948, 1217, 1501, 2434, 3002, 3651, 4503, 4868, 6004, 7302, 9006, 14604, 18012, 23123, 46246, 69369, 92492, 96143, 138738, 192286, 277476, 288429, 384572, 576858, 1153716, 1826717, 3653434, 5480151, 7306868, 10960302, 21920604]

約数ペア:

[(1, 21920604), (2, 10960302), (3, 7306868), (4, 5480151), (6, 3653434), (12, 1826717), (19, 1153716), (38, 576858), (57, 384572), (76, 288429), (79, 277476), (114, 192286), (158, 138738), (228, 96143), (237, 92492), (316, 69369), (474, 46246), (948, 23123), (1217, 18012), (1501, 14604), (2434, 9006), (3002, 7302), (3651, 6004), (4503, 4868)]