21636238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 36945216

約数和(自身を除く): 15308978

約数列:

[1, 2, 13, 23, 26, 46, 97, 194, 299, 373, 598, 746, 1261, 2231, 2522, 4462, 4849, 8579, 9698, 17158, 29003, 36181, 58006, 72362, 111527, 223054, 470353, 832163, 940706, 1664326, 10818119, 21636238]

約数ペア:

[(1, 21636238), (2, 10818119), (13, 1664326), (23, 940706), (26, 832163), (46, 470353), (97, 223054), (194, 111527), (299, 72362), (373, 58006), (598, 36181), (746, 29003), (1261, 17158), (2231, 9698), (2522, 8579), (4462, 4849)]