21486296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5039}}^1$

素因数の和:5099

約数の個数: 32

約数和(自身を含む): 44452800

約数和(自身を除く): 22966504

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 5039, 10078, 20156, 40312, 65507, 131014, 206599, 262028, 413198, 524056, 826396, 1652792, 2685787, 5371574, 10743148, 21486296]

約数ペア:

[(1, 21486296), (2, 10743148), (4, 5371574), (8, 2685787), (13, 1652792), (26, 826396), (41, 524056), (52, 413198), (82, 262028), (104, 206599), (164, 131014), (328, 65507), (533, 40312), (1066, 20156), (2132, 10078), (4264, 5039)]